I've never been particularly bullish on Atom or Electron, but I think Jetbrains is going to be eating their lunch for awhile at least.
I've never minded paying for developer tools as long as I could afford them, lots of professionals spend a lot more than we do on tools/professional development.
If you think about how much money you can make from a professional tool and how much productivity it gains you then the price should be a no brainier.
edit: I stand corrected; didn't see the asterisk and the separate page specifying that an active subscription isn't necessary to continue using the current version of the software.
119 for Intellij 199 for everything.
I didn't need everything since Intellij with plugins is everything (for the stuff I do).
My only issue is lack of good Rust support.