no
no
PS1 controllers will work on a PS2. However, PS3 controllers will not work with a PS2.
The PS2 controller is better when would you want to play with a controller that was not as good
Any PS2 wireless controller should be able to work on the PS1. A PS3 wireless controller will definitely not work on the PS2 and PS1, because they use Bluetooth as their wireless technology, whereas wireless PS2 controllers use 2.4GHz as wireless technology.
No it will not PS3 uses a Bluetooth controller that was designed for that system
no
Yes the PS3 will play select PS1 game titles
None a PS3 game can not work on a PS1 only the other way around
Yes
no it doesn't
yes, the ps1 controllers are dualshock, and the ps2 are dualshock2, so it may not be as good overall as a ps2 controller, but it should work
A Xbox 360 controller will not work with a PS3 and vice versa.