Not meaning to be harsh but I'm often.
1. Moot point as of Lion. Also, expose and spaces means that window sizing is a "set once and forget" activity.
2. Agreed. Macs or not optimised for dual monitor set-ups. Though in all other instances having the menu bar at the top of the screen (rather than in the window) makes it much faster to access drop down menus (because targets at the top of the screen have an infinite height).
3. Doesn't the login screen just ignore Caps...