Earlier quoted context omitted.
I also took a while to get used to the typing in Crystal but once you do get it, it's worth the effort IMO. I occasionally still fire up Ruby but if I have anything more to do than a quick command-line command, I use Crystal, so many less problems.
Crystal is also my go-to for writing a quick script to do something.
a) they would see how far from "better ruby" is Crystal and
b) The Crystal community would be huge.