I use Linux as my main desktop and have always found it very pleasant, but if my main thing was video editing, I wouldn't try to do it with Linux on ARM64 and then grumble when it turned out not to work very well.
(Of course what makes the article worth reading is the fact that its author has tried just that, and reported on it. It's an interesting report! It's simply odd that the article seems so disappointed, since surely few readers would have expected any other result.)