Realistically, that’s what it is, ya.
It’s intended to simulate real-world wildlife cameras used for research and whatnot.

Personally, I’d be totally up for Wrath, not terribly interested in Classic as-is. That said, I’ll probably pop on someday just to experience it for myself again.
By Wrath, they’d solved a fair number of usability issues & major bugs, and that’s a lot of content.

If by hobby, you mean that he focused on building more and more suits due to psychological trauma from the end of the first Avengers movie, then yes... creating random suits became a “hobby”. It was just about the only thing he could focus on, and he had lots of time to work on them since he could rarely sleep.