Nokia Lumia 900 Shown Off In Pulled Developer Promo VideoKat Hannaford11/17/11 6:20amFiled to: NokiaNokia lumia 900PhonesLeaksRumorsNokia 900Windows phoneNokia ace31EditPromoteShare to KinjaToggle Conversation toolsGo to permalink Ooops, looks like Nokia's let slip that it's got another Windows Phone up its sleeve, and it looks like the rumored Ace — perhaps its true flagship. The video was quickly pulled, but not before someone made a copy.AdvertisementComparing screen sizes and the UI, estimates come in at a 4-inch display, but the phone obviously has a bit of Lumia 800 DNA in it. Let's hope this device really comes in and blows the socks off the competition. Don't get me wrong, the Lumia 800 is a fine device, but it's not awe-inspiring like a flagship should be. [YouTube via MyNokiaBlog via SlashGear via Gizmodo UK]Our newest offspring Gizmodo UK is gobbling up the news in a different timezone, so check them out if you need another Giz fix.