Put 4 hard drives in a TiVo!

[James_F]

http://www.9thtee.com/tivoquaddrive.htm

http://www.silicondust.com/quaddrive/quaddrive.html

When 2 hard drives are not good enough in a PVR! :D

Or pay someone else to do it for you....

http://www.weaknees.com/

Here is the discussion at the TiVo Community

http://www.tivocommunity.com/tivo-vb/showthread.php?s=&threadid=74723

[gcutler]

Don't know if these guys are reputable, but I like the idea of having someone do it "Professionally" if they can be trusted.

[HarryD]

One things for certain, that fan is going to get a workout!