Dear Google, Windows notifications design guidelines aren’t rocket scinece. Please get them straight and don’t scare us.
Reason No. 8: Your “Built for XP” hardware doesn’t have the advanced technology, for which Win7 is optimized. Even 3-year-old “Built for Vista” machine won’t take full advantage of it.
By the way, how compatible are features of new versions of Mac OS with 3-4-year-old hardware?
Finally, a chart that clearly shows the difference between Windows 7 versions. Microsoft’s official chart is rather lacking. Also, check out the community-sourced comparison chart on Wikipedia.