This raises an interesting question.
How much memory does Mac OS X Yosemite need?
How much engineering effort is spent on optimization and improving performance, as opposed to changing the look'n'feel and adding consumer-focused features?
How much memory does Mac OS X Yosemite need?
How much engineering effort is spent on optimization and improving performance, as opposed to changing the look'n'feel and adding consumer-focused features?
Edit: oops. That paper isn't evaluating performance, as I thought it would.