because increasingly more and more software demands better hardware. and... they should because otherwise someone else will take that share from them. and that

because increasingly more and more software demands better hardware. and... they should because otherwise someone else will take that share from them. and that could be sad for both apple and customers like me who like their macbooks (older models at least). as pointed out in the article, it's not about innovation anymore, just simple upgrades, with minimum effort.