It’s tough to debug issues when you can’t run on the same hardware directly.
There’s a reason that arm support in open source software has exploded in the past few years, and it’s because of apple silicon.
I’ll agree that it’s easier now, with most developers using higher level runtimes, but someone’s got to get those runtimes working, and it’s much easier to develop if you have a laptop running that hardware.
Not to mention a lot of the first part is just honestly beautiful shots of nature, while showing the curve of the earth. There’s very little that’s dunking on flat-earthers. In fact, focusing on dunking on flat-earthers is something he criticizes other youtubers for in the video.