You have it way easier these days, but back in the day, when you wanted to play a game on your PC, you had to take a similar ...

A CD-ROM drive can be used as a stand-alone unit for playing digital audio CDs without interfacing with a computer. The stereo output of CD player available at the audio jack can be amplified using ...

IIRC the SNES-CD was supposed to include some 3D support hardware. In retrospect it probably made more sense to release it as a completely separate console, since the SNES CPU was going to be just ...