FCP 5.1.2 has been released
Here is what is new:
http://manuals.info.apple.com/en/Fin..._5.0_lbn_z.pdf
-HDV 720p24 support - JVC
-HDV 1080p24 support - Canon
-DVCPRO HD 720p25 support - Panasonic
-XDCAM at 35mb/s - Sony
-
Realtime Waveform/Vectorscopes
-Realtime MPEG IMX at 30mb/s
-Reveal Master clip fixes.
MORE!
Just do a Software Update and you will get it.
Or...
http://www.apple.com/finalcutstudio/download/
I'm waiting to review others issues for now.