At a guess, bc the timing might seem right with all the controversy surrounding Tiktok? Knowing that this is out there may increasing the number of contributors to the codebase.

Also I recall clicking on a GitHub page at some point for a front-end web UI for this content, so while the sourcecode of the app itself may not be available yet, there is a way for someone to make their own instance to receive the federated content. I think.

In comparison, the Sublinks project garnered so much attention that the Lemmy.World admins seemed ready to jump onto it the moment that it was halfway ready, but now we haven't heard of any progress whatsoever for months and people seem to have given up hope for it. So communication about a project can be quite important as well as the actual coding itself.