This is just the crap in my appartment that is hooked up to computers that are actually powered up and/or plugged into my network. I'll probably miss some stuff. .but *shrug*

Macbook
250 sata +
In laptop bag : (yes, I carry all this crap around. I'm a tech, and yeah it is heavy as hell.)
1x160 sata firewire
1x120 pata firewire
1x100 pata firewire
1x80 pata firewire
2x30 pata firewire

G5 desktop machine thingy
2x250 raid0 boot.
4x500 esata raid stuffs.
4x250 lacie firewire
1x200 ''
1x120 ''

250gb NAS

G5 media center tv tower whatever
1x500
(plus some random crap I don't remember)

G4 mdd leopard server
2x120 raid0
2x160
7x80 firewire (offline) drives.

G4 agp media server thingy
4x250 initio bridge firewire drives
1x400 boot
1x1000 lacie bigdisk+

G4 quicksilver living room public puter thingy
1x80
2x120

G4 Mini music puter thingy
1x80

I won't count the pile of PM8500's, and the half a dozen racks worth of scsi hard drives i my closets, nor the pile of crap in storage. where my Quadra towers are hiding. There is another TB worth of storage on my linux, win2k, pfsense, etc machines, but I suppose that doesn't count either.