I've held off installing it on my iPhone 4, because there doesn't seem to be any real benefit to this update, and I'm worried about unintended changes that would make things worse (like 3G owners are experiencing with iOS4).
So if you did download 4.0.1, would you do it again, or does it matter?
So if you did download 4.0.1, would you do it again, or does it matter?