VSCode is extremely unsafe and you should only use it in a managed, corporate environment where breaches aren't your problem. This goes with any fork, as well.
If you signed a Nondisclosure agreement with your employer, and you use—without approval—a tool that sends telemetry, you may be liable for a breach of the NDA.
Opening IDEA after those three days was the same kind of feeling I imagine you’d get when you take off a too tight pair of shoes you’ve been trying to run a marathon in.
ymmv, of course, but for $dayjob I can’t even be arsed trying anything else at this point, it’s so ingrained I doubt it’ll be worth the effort switching.