Because 7 8 9!
You can skip the flat ones.
Skip to the next track
Because 7 8 9.
There is none. All of us hope that the next version will be more stable.
Wind O's
Because 7.. 8.. 9
Because Windows 7 ate 9.
Hey Microsoft, why is there no Windows 9? You've given us 7 and 8, and now you're skipping straight to 10?" "Well, to be completely honest, 7 8 9."