That's not true. Science communicators in the past have successfully taught complex theories to a wider audience without compromising in integrity and accuracy.
The issue here is that many youtubers have sold factual correctness for a view count.
I can only say that after watching the respective video, I found MVG's explanation to misinterpret fundamental concepts of computing graphics, as the linked comment explains. Granted, everyone can make mistakes - but it's the fact that he doesn't correct them that I find disrespectful, it only spreads wrong information!
I feel bad for the people blindly defending him, many of his videos are wrong [1] and his viewers end up incorrectly learning a lot technical stuff, especially when there're actual knowledgeable youtubers out there.
The issue here is that many youtubers have sold factual correctness for a view count.