K-1 Firmware 1.30

http://www.ricoh-imaging.co.jp/english/support/digital/k1.html

Changes to V1.30

[Enhanced features]
The Electronic Shutter can be selected at the Menu to reduce camera shake from the mechanical shutter when shooting with Live View mode.
Added and selectable [Square format (1:1)] size at the Crop mode.
Addition to the current [3 frames bracketing (OFF, TYPE1, TYPE2)], the [2 frames bracketing (OFF, TYPE2)] is added and selectable for the [AA Filter Simulator bracketing]
At the [BKT] setting, the bracketing range [±0 (=single frame)] can be selected.

[Others]
Improved stability for general performance.

Full operation instructions for the new features can be found here.