Like any other web-based service, you'd be better off running this on actual server space (your own VPS perhaps, or on Sandstorm). But you could certainly run it on your home computer and just access it from within your own network.

I'm logging in and commenting for the first time in years to say thank you for sharing this information. I've been dying to find a decent CAD package for Linux.

and apparently he enjoys trolling us.

The price is quoted per kilobit (Kb), not per kilobyte (KB). 8 bits in a Byte.

9 GB = 9,437,184 KB = 75,497,472 Kb * $0.00015 = $11324.6208