UPDATE: The firmware was released in October, but only added the ability to control aperture during movie recording. We need control of shutter speed and ISO for it to be properly usable. Image source: IFA 2010, press pack – Sony’s press conference today at the IFA in Berlin Source: German website Slashcam.de reports via Sony Alpha Rumors Ichiro Takagi (Deputy President of the Imaging Business Group of Sony) today told…