Earlier quoted context omitted.
Because the companies make a large amount of money on the platform. Look at Apple/Google/MS/Sony/Nintendo charging for access to the platform - either explicitly for online play, by taking a cut of sales on the platform, or in the case of the console makers - both. As someone who prefers to play games alone, it's frustrating. The first five minutes after installing Steam is a constantly stream of "stfu and stop shovi…
For me it's the reason, why I never started gaming again. I just wanna buy a game and play. I don't wanna have any spyware on my PC.
The Switch is the first console I've used in years where it seems like the maker of the console actually wants me to play games.