That’s the indie version.

The big corporation version is: “We own the rights to w/e you made, going to make bank with it and perhaps mention your gamertag in some blog post.”

Factorio devs are exceptional. This game is so polished, well thought-out, optimized and unique. I remember I read some dev blog about belt optimization and got an idea how passionate the devs are about their game.

Still regular patches that just make the game better. Much love.

Valve even employ other company game's modder

yes, this is the way