> I guess one way to deal with this would be for the aftermarket industry to start working with model years as is done with cars. Which is also how Apple thems

> I guess one way to deal with this would be for the aftermarket industry to start working with model years as is done with cars. Which is also how Apple themselves handle most of their laptop models, eg the "MacBook Pro (Late 2011)"[1] or the "MacBook Air (Mid 2011)"[2]. This would seem to be the most sensible solution. [1]: http://support.apple.com/kb/SP644 [2]: http://support.apple.com/kb/SP631