What will happen to RTB?

[Torin0101]

ALT+F4 is good 

[Ad Bot]

[Headcrab Zombie]

You can already run Blockland through steam. RTB works just fine for people who choose to do this.
Getting Blockland on steam will just provide an additional way to purchase/run it

[Kalphiter]

... RTB changes its keybind.

How is this a hard question?