devs or dev teams that aren't big enough to maintain apps in various app stores and wrestle with all the arbitrary approval hoops are also pissed. A lot of them just want PWAs to be a realistic option. Many already had working PWAs that will now be broken.
Your focus on "big tech" sets up a Google & Meta vs Apple frame. but Apple vs the web and indie devs, while maybe less dramatic is probably where the real impact lies for most users and devs