Canon has updated the firmware for its EOS-1D Mark IV and EOS 5D Mark II digital SLRs. Firmware versions 1.1.0 (1D mark IV) and 2.0.9 (5D MarkII) improve read/write speeds
Nikon D7000 Firmware upgrade
Nikon D7000 modifications enabled with A and B firmware Ver. 1.01 * Bright spots were sometimes noticeable with movie recording of especially dark scenes or subjects. Occurrence of this issue