If you are in the market for a lap top and your checking out the ibook and comparing it to other laptops you have overlooked the best feature of the ibook.
It's A MAC!!! comparing a mac to a pc is like comparing grapes to walnuts...yea they are both round.
I have been using macs for 4 years and I don't even like to be near any thing that runs on windows.
as far as customer service.. the salespeople in the apple stores are great, but if you order online you dont even need to worry about that.
Oh, by customer service you meant that number that you call when your computer breaks,
ok well as far as apple's customer service I woulden't be able to tell you because in four years of owning macs I have never had to call them. I am sure that if you did have an issue arise apple's customer service would be able to handle your problem quickly and efficently (I don't think they get many calls) as a matter of fact I have never had any problem with any of my macs besides some compatability issues in the past. However let me assure you compatability issues with macs are fast becoming a non issue.
now I am sure there are people that have had a mac break on them, but I haven't