you have an updated version of the sound kext which works after coming back from sleep (it does on mine), the appleps2controller from this thread works also (no sleep issues) and about the keyboard, sorry mate i cannot help you there...

do you use kexthelper?
which BIOS version do you have?

cheers

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MSI P5Q / C2D E8400 @ 3.0 Ghz / 8GB DDR2 800Mhz / PCIe ECS 9600GT 1Gb / ALC1200 / Windows 7 / OS X 10.8
ASUS K50IN (SX004L) / C2D T6400 @ 2.0 Ghz / 4GB DDR2 800Mhz / nVidia G102M 512Mb / 15.6" HD/LED / ALC662 / Dell 1490 802.11g / Windows 7 / OS X 10.8