This plugin is no longer supported or a default channel. Due to exceeded quotas, it ceased working, and Youtube/Google bothered me with inane requests for video recordings of how ST2 works (instead of simply looking at the code or investigating their own logs). Btw, the exceeded quota was unlikely due to regular ST2 usage. It's - more probable the builtin and plainly-in-sight builtin API key was - reappropriated otherwise. Hence, you would have to + more probable the builtin and plain-in-sight API key was reappropriated + otherwise. Hence, you would now have to get - your own key now, if you wanted to use this channel. Btw, - overall it's not that interesting / worth the effort IMO.
Googles Youtube provides a quirky JSON API that makes browsing channels and genres feasible. This beta plugin provides a little overview, and usually retrieves recent video uploads.