Officially, according to YouTube (
http://youtube.com/t/terms) IT IS:
4. General Use of the Website -- Permissions and Restrictions
YouTube hereby grants you permission to access and use the Website as set forth in these Terms of Service, provided that:
A. You agree not to distribute in any medium any part of the Website, including but not limited to User Submissions (defined below), without YouTube's prior written authorization.
B. You agree not to alter or modify any part of the Website, including but not limited to YouTube's Embeddable Player or any of its related technologies.
C. You agree not to access User Submissions (defined below) or YouTube Content through any technology or means other than the video playback pages of the Website itself, the YouTube Embeddable Player, or other explicitly authorized means YouTube may designate.
D. You agree not to use the Website, including the YouTube Embeddable Player for any commercial use, without the prior written authorization of YouTube. Prohibited commercial uses include any of the following actions taken without YouTube's express approval:
* sale of access to the Website or its related services (such as the Embeddable Player) on another website;
* use of the Website or its related services (such as the Embeddable Player), for the primary purpose of gaining advertising or subscription revenue;
* the sale of advertising, on the YouTube website or any third-party website, targeted to the content of specific User Submissions or YouTube content;
* and any use of the Website or its related services (such as the Embeddable player) that YouTube finds, in its sole discretion, to use YouTube's resources or User Submissions with the effect of competing with or displacing the market for YouTube, YouTube content, or its User Submissions. (For more information about prohibited commercial uses, see our FAQ.)
E. Prohibited commercial uses do not include:
* uploading an original video to YouTube, or maintaining an original channel on YouTube, to promote your business or artistic enterprise;
* using the Embeddable Player to show YouTube videos on an ad-enabled blog or website, provided the primary purpose of using the Embeddable Player is not to gain advertising revenue or compete with YouTube;
* any use that YouTube expressly authorizes in writing.
(For more information about what constitutes a prohibited commercial use, see our FAQ.)
F. If you use the YouTube Embeddable Player on your website, you must include a prominent link back to the YouTube website on the pages containing the Embeddable Player and you may not modify, build upon, or block any portion of the Embeddable Player in any way.
G. You agree not to use or launch any automated system, including without limitation, "robots," "spiders," or "offline readers," that accesses the Website in a manner that sends more request messages to the YouTube servers in a given period of time than a human can reasonably produce in the same period by using a conventional on-line web browser. Notwithstanding the foregoing, YouTube grants the operators of public search engines permission to use spiders to copy materials from the site for the sole purpose of and solely to the extent necessary for creating publicly available searchable indices of the materials, but not caches or archives of such materials. YouTube reserves the right to revoke these exceptions either generally or in specific cases. You agree not to collect or harvest any personally identifiable information, including account names, from the Website, nor to use the communication systems provided by the Website (e.g. comments, email) for any commercial solicitation purposes. You agree not to solicit, for commercial purposes, any users of the Website with respect to their User Submissions.
H. You will otherwise comply with the terms and conditions of these Terms of Service, YouTube Community Guidelines, and all applicable local, national, and international laws and regulations.
I. YouTube reserves the right to discontinue any aspect of the YouTube Website at any time.
5. Your Use of Content on the Site
In addition to the general restrictions above, the following restrictions and conditions apply specifically to your use of content on the YouTube Website.
A. The content on the YouTube Website, except all User Submissions (as defined below), including without limitation, the text, software, scripts, graphics, photos, sounds, music, videos, interactive features and the like ("Content") and the trademarks, service marks and logos contained therein ("Marks"), are owned by or licensed to YouTube, subject to copyright and other intellectual property rights under the law. Content on the Website is provided to you AS IS for your information and personal use only and may not be downloaded, copied, reproduced, distributed, transmitted, broadcast, displayed, sold, licensed, or otherwise exploited for any other purposes whatsoever without the prior written consent of the respective owners. YouTube reserves all rights not expressly granted in and to the Website and the Content.B. You may access User Submissions solely:
* for your information and personal use;
* as intended through the normal functionality of the YouTube Service; and
* for Streaming.
"Streaming" means a contemporaneous digital transmission of an audiovisual work via the Internet from the YouTube Service to a user's device in such a manner that the data is intended for real-time viewing and not intended to be copied, stored, permanently downloaded, or redistributed by the user. Accessing User Videos for any purpose or in any manner other than Streaming is expressly prohibited. User Videos are made available "as is."
C. User Comments are made available to you for your information and personal use solely as intended through the normal functionality of the YouTube Service. User Comments are made available "as is", and may not be used, copied, reproduced, distributed, transmitted, broadcast, displayed, sold, licensed, downloaded, or otherwise exploited in any manner not intended by the normal functionality of the YouTube Service or otherwise as prohibited under this Agreement.
D. You may access YouTube Content, User Submissions and other content only as permitted under this Agreement. YouTube reserves all rights not expressly granted in and to the YouTube Content and the YouTube Service.
E. You agree to not engage in the use, copying, or distribution of any of the Content other than expressly permitted herein, including any use, copying, or distribution of User Submissions of third parties obtained through the Website for any commercial purposes.
F. You agree not to circumvent, disable or otherwise interfere with security-related features of the YouTube Website or features that prevent or restrict use or copying of any Content or enforce limitations on use of the YouTube Website or the Content therein.
G. You understand that when using the YouTube Website, you will be exposed to User Submissions from a variety of sources, and that YouTube is not responsible for the accuracy, usefulness, safety, or intellectual property rights of or relating to such User Submissions. You further understand and acknowledge that you may be exposed to User Submissions that are inaccurate, offensive, indecent, or objectionable, and you agree to waive, and hereby do waive, any legal or equitable rights or remedies you have or may have against YouTube with respect thereto, and agree to indemnify and hold YouTube, its Owners/Operators, affiliates, and/or licensors, harmless to the fullest extent allowed by law regarding all matters related to your use of the site.