LG's prototype Windows Phone 7 device for developers, soon to be unveiled officially as the Optimus 7 when released in its production form, hanging out in the wilds of IFA. Nevertheless, there it was, streaming DLNA content to a WiFi enabled TV. LG worked with Microsoft to develop a custom DLNA media sharing capability for its GW910 handset. Just one of the ways hardware partners are able to differentiate themselves on the otherwise locked down Windows Phone 7 platform. It certainly makes sense that LG would play to its strengths in the television industry as it moves to market with the device as early as next month according to our sources. Watch the trick flip-to-TV photo sharing interface in action after the break.