I think you're exactly right and I wish people wouldn't downmod. I've been downmodded to hell for bringing up the same point on several occasions.

Open platforms have crummy UX, especially for people who are not computer experts. This explains why people are willing to make the bargain I outlined above. If open systems advocates are ever to offer a compelling alternative, they need to find alternative non-dictatorial ways to respond to these rather severe security and usability problems.

The first step to fixing a problem isn't to pretend it doesn't exist.