You can find others that do that for about 1/2 the price or if you do it yourself.
It's a non-issue to me since I've encountered it one time in my travels. The owner was moaning about it and a trip to the web (google.com) found it for 1/2 the price.
Did you look into this?
Does anyone know how much Apple charges to replace the battery on any of the iPod models?