You should use a DVD decrption software for help, ripping it to PS3 suitable format like .avi, .mp4, and transfer this output file to PS3 for playback.
The PS3 can play a number of DVD formats
You need a software called DVD Ripper Pack for Mac. It can help yo to rip DVD and convert all kinds of DVD movies to various videos so that you can play the videos on iPad, iPhone, iPod, Apple TV, Zune, PSP, Xbox 360, PS3,etc.
The PS3 will play Video DVDs
Yes
yes
yes.
PS3 has Blu-Ray that look like DVD and CD because they are all they same size and they will not play on a PS2
They don't play on my 60GB PS3.
Blu-Ray discs do not work on DVD players.
yes
you can use DVD audio ripper to rip audio from DVD and then play on CD player
none. but you can get beyblade let it rip for ps1 that can play on ps3 or the japan version