Free thinkers when shareware thinkers walk in:

gratis+free+libre thinkers

Now Im thinking about the gif version of this image and replaying in my mind because I know it so well.

That’s why I always pirate all my thinking

This actually exists. It’s called “Think tank”

https://en.m.wikipedia.org/wiki/Think_tank

(well saying it like this is kind of a stretch. They get paid to think about a specific theme and write about it.)