Because they almost always universally suck across platforms. Only exception I’ve seen thus far is Figma.

First thing comes to mind is app integration with vision pro. I guess web app is not native enough for what they want to achieve

Similiar reasons why using files when you can just use Google Docs and save links.

Because once you add all the tracking and advertising, and try to prevent ad-blockers, they don’t work as well. You’re also limited in tracking by restrictions all browsers have to some extent