To the guy whining about Apple not supporting better graphics in SL - you have a point - even Valve is warning people that 10.6.4 is worse for graphics card than 10.6.3.
But Apple's not turning a blind eye. They seeded a SL Graphics Update to Developers this week:
And regarding USB 3.0 --> Blame Intel. Apple's now stuck using Intel Chipsets with the Core-iX processors (due to the NVidia legal Snafu) and Intel...