Earlier quoted context omitted.
> At least some of Jetbrains' offerings are open source. If you have security concerns, you may be able to alleviate some of them by your own examination. Good points > I'd also encourage you to consider separating your concerns about the Russian government and individuals living in Russia, just as you might other governments and their citizenry. I do separate them, in a moral sense. But in a practical sense, Russian…
In a practical sense, how could JetBrains' software compromise security? People don't generally deploy build artifacts built from IDEs. And I suppose you could turn on a network monitoring tool to see if JetBrains software is broadcasting anything.
Telemetry features (on by default) can/could be used to obfuscate nefarious network chatter.