I got to play with the RX1 at the Sony Space in New York a couple of months ago. I found it to be just delightful - the aperture ring around the lens was worth the price of admission alone. But a $1200 Fuji X100s is a lot more likely for me and even that wiould probably be a year off.
Panasonic G5 and GX1; Lumix 14-45mm f/3.5-5.6, Lumix 45-150mm f/4-5.6, Lumix 100-300mm f/4-5.6, Lumix 14mm f/2.5, Lumix 20mm f/1.7
Olympus E-PM2; Zuiko 9-18mm f/4.0-5.6, 14-42mm f/3.5-5.6 II R, Zuiko 14-150mm f/4.0-5.6, Zuiko 40-150 f/4.0-5.6 R, Zuiko 15mm body-cap lens, Zuiko 17mm f/1.8, Zuiko 45mm f/1.8
Pentax Q; 01 prime, 02 and 06 zooms