That was my first thought about the PC Extension Station. The ability to use the open bay as a CD/DVD drive, or even an external HDD with eSATA would be idea. The only problem for optical drives would be that its just impossible to mount a drive in there with a PATA cable.
"It is far better to grasp the universe as it really is than to persist in delusion, however satisfying and reassuring."
- Carl Sagan
Intel i7-5960X | ASUS X99-Deluxe | 16GB Crucial DDR4 | Intel 730 240GB SSD | Crucial M4 256GB SSD
WD 1TB Black x1 | 2 x EVGA 770 GTX Superclocked SLI | Corsair H110 Water Cooler
Corsair 750D | Windows 8.1 x64 | Dell 2410 x 3 @ 5760x1200
Intel i5 3570 | ASRock Pro4-M | 24GB Patriot DDR3 | WD 250GB | QNAP NAS iSCSI Shared Storage