I don't feel the tradeoff for trying to to fix the idea of a rogue CA misissuing is addressed by the shorter life either though, the tradeoff isn't worth it. The best assessment of the whole CA problem can be summed up the best by Moxie, https://moxie.org/2011/04/11/ssl-and-the-future-of-authentic...

And, Well the create-a-browser was a joke, its what ive seen suggested for those who don't like the new rules.