Currently Being ModeratedSep 23, 2013 8:34 PM (in response to DVX100Shooter)
Final Cut Pro 7 runs fine on my installations of osx 10.7.5 and 10.8.5.
Key things to note: I keep very clean machines. I don't junk up the hard drives with lots of useless apps and DiskWarrior is run regularly. Some apps (eg Compressor) act oddly on occasion.
your mileage may vary.