Not so much a new hobby, but a new blogging subject to fill the gap while I spend all my time working on vCloud for clients. Sure, we have turned up some interesting aspects of the product but they are not suitable to blog about!
If I had the time, I would be playing around with 3D photography. My weapon of choice is the http://www.fujifilm.com/products/3d/camera/finepix_real3dw3/. Always been a fan of fujifilm cameras. I went and bought the first 1million pixel camera, a fujifilm finepix for £750 back in the day.