May I suggest something to think over, what about -- “Can I walk out of this, and migrate elsewhere and how complex/hard will be that migration?” instead of the blanket VC-Funded or not. My thoughts.
Especially for my personal life where long term really means long term, self-hosted is the only safe option.
As an employee it's a toss up on whether your employer or your SaaS dependency changes course first. So a shorter term engagement is basically guaranteed and it doesn't matter that much.
I still remember when Optical CD claiming 30+ years lifetime -- they failed, but they tried
life insurance policy exists too