The guy is seeing from one perspective but the reality is those who have needs of security probably shouldn't be at a startup. ie: kids, tuitions, and SOs. Pick one, but I don't think it's safe for a person to get all three and step on board the startup instability train.

Yes, you may find kindred spirits.

Yes, you may find yourself back in the job search doldrums--how long does it take before you go back to the banks (insert your locales stable tech-pool) to put food on the table.

Startups rock, but they not be feasibly rockable for everyone. ;D You do what you need to, and that can only be done by the do-er.