1- If they reccomend 7200 then that is for a good reason I am sure, not just dogma.
2- Yes and no - they say use 7200, a slower drive may make the program unresponsive at times but it will still work, and see 1.
3- No I dont think so, and see 1.
4- Hd editing on a notebook will probably be slow and irritating, considor a (puts hand over mouth).
5- Apple has used many selling tactics, they continue to use this and many others. They make great computers, so do lots of other companies. The main reason (imho) that apple is synonomus with video editing is final cut pro, they dont release a pc version (boo hiss).
6- From what I have read bootcamp works very well (usually).
I am sorry I have to say this too.....
Get a desktop.
Run windows s ware on a pc (sorry )