Creating dofollow backlinks for YouTube videos can have several benefits, including:

1. Improved search engine optimization (SEO): Backlinks can help improve the ranking of your YouTube video on search engines, making it more likely to be discovered by potential viewers.
2. Increased referral traffic: Backlinks from high-traffic websites can drive more viewers to your YouTube video, increasing your audience and engagement.
3. Better credibility: Quality backlinks from reputable sources can help build the credibility of your video and channel, making it more likely to be trusted by viewers.
4. Increased visibility: Backlinks can help get your video in front of a wider audience, increasing its visibility and exposure to potential viewers.

Overall, creating high-quality dofollow backlinks to your YouTube videos can help increase their visibility, drive more traffic to your channel, and improve their overall credibility and performance on search engines.