They said “a part of” not the sole providers of. Also there is tons of education content on YouTube. I have learned so much from YouTube. It’s actually a really great place to go if you are looking to learn a new skill.
Maybe that hasn’t been your experience with it but that’s what I use it for the majority of the time.
For me it’s that more people I wanted to follow are now on blue sky but I have both. I have been liking the community on blue sky a little more.
I never used twitter though so what do I even know lol