Ch-ch-ch-changes: Sony RX1 revised specs, Olympus E-M5 firmware 1.5

We have pre-release and post-release updates to two high profile digital cameras today. We start with the future one, the Sony RX1, which has yet to be released, has a specifications revision by Sony. See the summary at dpreview.com and the Japanese details at Sony Japan.

On the Olympus side of the aisle, the OM-D E-M5 now has firmware update version 1.5 ready to go. Details via Sans Miroir and Photoscala and 43rds Usr and ephotozine.