Imangi Studios has struck gold with Temple Run 2. The developer's latest iOS endless running game has been downloaded more than 20 million times since its release just four days ago. In fact, six million of those installs took place within 24 hours of launch on January 17. The free game's success isn't totally surprising given the immense popularity of its predecessor, which was downloaded 2.5 million times on Christmas Day alone.
We've been having a lot of fun with the game -- it's pretty hard to put down, frankly -- and accord