3) You are discussing replacing an $80 device when upgrading a $1500(+++) device, maybe you can find a deal.
4) Whole new battery system, hard to say one way or the other.
8) Apple servers have redundant power supplies. You clearly do not know what you are talking about:
# Output power: 750W
# Optional second load-sharing 750W power supply for redundancy
1,7,8) Who cares....I am sure if they had a valid comparison to make they would...Perhaps all of those companies would do better if they would take the time to contrast themselves with the competition....
http://www.zdnet.com.au/news/business/soa/Red-Hat-CEO-Tired-of-Microsoft-s-Linux-whining/0,139023166,120205505,00.htm ....."'blue screen of death' does not refer to Linux systems, but rather to the immature Windows products." ...Sounds like a bash...Your google skills suck.