They absolutely do stuff like that. There's a freemium game developer that lives in my neighborhood. Something crazy like 50% of their income came from just a

They absolutely do stuff like that. There's a freemium game developer that lives in my neighborhood. Something crazy like 50% of their income came from just a handful of people (literally - something like five people). Naturally, the devs made the effort to reach out and figure out why those people were buying things and what the company could do to keep them buying, asking what features they'd like to see and what models they liked.