Originally posted by ResistTheEarth
What do you mean? If you want to use CCAPI on 4.70 just install the 2.50 one on your PS3. And if you want to use tools, just replace the PS3Lib.dll with the 2.50 one, and you should be good to go.
I tried maybe the file wasn't working but it wouldn't install on to my ps3 but it did on my PC