[pknerd]

Only thise morning I was not even able to exit by using q! either. I did something good in my life or parents that some random keys hitting made me to exit it.

[BozeWolf]

Probably in the wrong (input) mode? Does ctrl-s freeze vim?

[mshook]

Ctrl-S doesn't freeze vim, it freezes your terminal output (Ctrl-Q to revert it).

It's handy when something is dumping tons of stuff in the terminal.

Here's the explanation of where it comes from: https://unix.stackexchange.com/questions/137842/what-is-the-...