DigiXYZ     |     TERMS OF USE

Deltoid-T Academy provides a subscription service that allows our members to access mathematics content over the Internet on certain Internet-connected TVs, computers and other devices ("DigiXYZ ready devices").

The DigiXYZ service is provided to you by Deltoid-T Academy. These Terms of Use govern your use of our service. As used in these Terms of Use, "DigiXYZ", "our service" or "the service" means the personalized service provided by Deltoid-T Academy for discovering and accessing our content, including all features and functionalities, recommendations and reviews, our websites, and user interfaces, as well as all content and software associated with our service. References to ‘you’ in these Terms of Use indicate the member who created the DigiXYZ account and whose payment method is charged.

1. Membership
   
   1.1. Your DigiXYZ membership will continue until the end of each semester. Before the next semester starts, you will receive an invoice, which should be paid before the start of the next semester. To use the DigiXYZ service you must have Internet access and a DigiXYZ ready device.
   
   1.2. We may offer a number of subscription plans, including subscriptions offered by third parties in conjunction with the provision of their own products and services. We are not responsible for the products and services provided by such third parties. Some subscription plans may have differing conditions and limitations, which will be disclosed at your sign-up or in other communications made available to you.
   
   

2. Promotional Offers 

We may from time to time offer special promotional offers, plans or memberships (“Offers”). Offer eligibility is determined by Deltoid-T Academy at its sole discretion and we reserve the right to revoke an Offer and put your account on hold in the event that we determine you are not eligible. Members of households with an existing or recent DigiXYZ membership may not be eligible for certain introductory Offers. We may use information such as device ID, method of payment or an account email address used with an existing or recent DigiXYZ membership to determine Offer eligibility. The eligibility requirements and other limitations and conditions will be disclosed when you sign-up for the Offer or in other communications made available to you.

3. Billing and Cancellation
   
   3.1. Billing Cycle. The subscription fee for the DigiXYZ service and any other charges you may incur in connection with your use of the service, such as taxes and possible transaction fees, will be stated in your invoice. The length of your billing cycle is always per semester, which starts in the month of February or September. For some Payment Methods, the issuer may charge you certain fees, such as foreign transaction fees or other fees relating to the processing of your Payment Method. Local tax charges may vary depending on the Payment Method used. Check with your Payment Method service provider for details.
   
   3.2. Cancellation. You can cancel your DigiXYZ membership at any time, and you will continue to have access to the DigiXYZ service through the end of the semester. To the extent permitted by the applicable law, payments are non-refundable and we do not provide refunds or credits for any partial membership periods or unused content. To cancel, go to the "Account" page and follow the instructions for cancellation. If you cancel your membership, your account will automatically close at the end of the current semester.
   
   3.3. Changes to the Price and Subscription Plans. We may change our subscription plans and the price of our service from time to time. We will notify you at least one month before any price changes or changes to your subscription plan will become effective. If you do not wish to accept the price change or change to your subscription plan, you can cancel your membership before the change takes effect.
   
   
   

4. DigiXYZ Service
   
   4.1. You must be at least middleschool to become a member of the DigiXYZ service. Minors may only use the service under the supervision of an adult.
   
   4.2. The DigiXYZ service and any content accessed through the service are for your personal and non-commercial use only and may not be shared with individuals beyond your household. During your Netflix membership we grant you a limited, non-exclusive, non-transferable right to access the DigiXYZ service and content. Except for the foregoing, no right, title or interest shall be transferred to you. You agree not to use the service for public performances.
   
   4.3. You may access the DigiXYZ content primarily within the country in which you have established your account and only in geographic locations where we offer our service and have licensed such content. The content that may be available will vary by geographic location and will change from time to time. The number of devices on which you may simultaneously watch is limited to only one device.
   
   4.4. The DigiXYZ service, including the content library, is regularly updated and we may give you the opportunity to watch live or special events (including replays of such content) or to enjoy new additional features. Such content and new features may contain commercial breaks and other types of commercial messages. Deltoid-T Academy does not endorse or sponsor any advertised products or services and any interactions with advertisers, including through engagement with interactive advertisements, are at your own option and risk. In addition, we continually test various aspects of our service, including our websites, user interfaces and promotional features.
   
   4.5. Some DigiXYZ content is available for temporary download and offline viewing on certain supported devices. Limitations apply, including restrictions on the number of Offline Titles per account, the maximum number of devices that can contain Offline Titles, and how long the Offline Titles will remain accessible.
   
   4.6. You agree to use the DigiXYZ service, including all features and functionalities associated therewith, in accordance with all applicable laws, rules and regulations, or other restrictions on use of the service or content therein. Except as explicitly authorized by us, you agree not to:

(i) archive, reproduce, distribute, modify, display, perform, publish, license, create derivative works from, offer for sale, or use content and information contained on or obtained from or through the DigiXYZ service; 

(ii) circumvent, remove, alter, deactivate, degrade, block, obscure or thwart any of the content protections or other elements of the DigiXYZ service, including the graphical user interface, copyright notices, and trademarks; 

(iii) use any robot, spider, scraper or other automated means to access the DigiXYZ service; decompile, reverse engineer or disassemble any software or other products or processes accessible through the DigiXYZ service; 

(iv) insert any code or product or manipulate the content of the DigiXYZ service in any way;

(v) use any data mining, data gathering or extraction method; 

(vi) upload, post, e-mail or otherwise send or transmit any material designed to interrupt, destroy or limit the functionality of any computer software or hardware or telecommunications equipment associated with the DigiXYZ service, including any software viruses or any other computer code, files or programs. 

We may terminate or restrict your use of our service if you violate these Terms of Use or are engaged in illegal or fraudulent use of the service.

4.7. The quality of the display of the DigiXYZ content may vary from device to device, and may be affected by a variety of factors, such as your location, the bandwidth available through and/or speed of your Internet connection. HD, Ultra HD and HDR availability is subject to your Internet service and device capabilities. Not all content is available in all formats, such as HD, Ultra HD or HDR and not all subscription plans allow you to receive content in all formats. The minimum connection speed for HD video quality (defined as a resolution of 720p or higher) is 3.0 Mbps per stream; however, we recommend a faster connection for improved video quality. A connection speed of at least 5.0 Mbps per stream is recommended to receive Full HD video quality (defined as a resolution of 1080p or higher). A connection speed of at least 15.0 Mbps per stream is recommended to receive Ultra HD video quality (defined as a resolution of 4K or higher). You are responsible for all Internet access charges. Please check with your Internet provider for information on possible Internet data usage charges. The time it takes to begin watching DigiXYZ content will vary based on a number of factors, including your location, available bandwidth at the time, the content you have selected and the configuration of your device.

4.8. DigiXYZ software is developed by, or for, Deltoid-T Academy and may solely be used for authorized streaming and to access DigiXYZ content through DigiXYZ ready devices. This software may vary by device and medium, and functionalities and features may also differ between devices. You acknowledge that the use of the service may require third party software that is subject to third party licenses. You agree that you may automatically receive updated versions of the DigiXYZ software and related third-party software.

5. Passwords and Account Access 

You are responsible for any activity that occurs through the DigiXYZ account. By allowing others to access the account (which includes access to information on viewing activity for the account), you agree that such individuals are acting on your behalf and that you are bound by any changes that they may make to the account, including but not limited to changes to the subscription plan. To help maintain control over the account and to prevent any unauthorized users from accessing the account, you should maintain control over the devices that are used to access the service and not reveal the password or details of the Payment Method associated with the account to anyone. You agree to provide and maintain accurate information relating to your account, including a valid email address so we can send you account related notices. We can terminate your account or place your account on hold in order to protect you, Deltoid-T Academy or our partners from identity theft or other fraudulent activity.

6. Warranties and Limitations on Liability

The DigiXYZ service is provided "as is" and without warranty or condition. In particular, our service may not be uninterrupted or error-free. You waive all special, indirect and consequential damages against us. These terms will not limit any non-waivable warranties or consumer protection rights that you may be entitled to under the mandatory laws of your country of residence.

7. Class Action Waiver 

WHERE PERMITTED UNDER THE APPLICABLE LAW, YOU AND DELTOID-T ACADEMY AGREE THAT EACH MAY BRING CLAIMS AGAINST THE OTHER ONLY IN YOUR OR ITS INDIVIDUAL CAPACITY, AND NOT AS A PLAINTIFF OR CLASS MEMBER IN ANY PURPORTED CLASS OR REPRESENTATIVE PROCEEDING. Further, where permitted under the applicable law, unless both you and Deltoid-T Academy agree otherwise, the court may not consolidate more than one person's claims with your claims, and may not otherwise preside over any form of a representative or class proceeding.

8. Miscellaneous
   
   8.1. Governing Law. These Terms of Use shall be governed by and construed in accordance with the laws of the Netherlands without regard to conflict of laws provisions. These terms will not limit any consumer protection rights that you may be entitled to under the mandatory laws of your country of residence.
   
   8.2. Unsolicited Materials. Deltoid-T Academy does not accept unsolicited materials or ideas for DigiXYZ content and is not responsible for the similarity of any of its content or programming in any media to materials or ideas transmitted to DigiXYZ.
   
   8.3. Customer Support. To find more information about our service and its features or if you need assistance with your account, please fill in the contact form, which is accessible through the deltoidtacademy.com website. In the event of any conflict between these Terms of Use and information provided by Customer Support or other portions of our websites, these Terms of Use will control.
   
   8.4. Survival.  If any provision or provisions of these Terms of Use shall be held to be invalid, illegal, or unenforceable, the validity, legality and enforceability of the remaining provisions shall remain in full force and effect.
   
   8.5. Changes to Terms of Use and Assignment. Deltoid-T Academy may, from time to time, change these Terms of Use. In case of material changes we will notify you at least one month before such changes apply to you. If you do not wish to accept the changes, you can cancel your membership before they take effect. We may assign or transfer our agreement with you including our associated rights and obligations at any time and you agree to cooperate with us in connection with such an assignment or transfer.
   
   8.6. Electronic Communications. We will send you information relating to your account (e.g. payment authorizations, invoices, changes in password or Payment Method, confirmation messages, notices) in electronic form only, for example via emails to your email address provided during registration.

Last Updated: January 27, 2024