The Register: Microsoft's masterplan to screw phone partner - full details "Back in 1998, the phone companies decided to pool their resources on a wannabe smartphone OS from PDA-pioneer Psion Computer. The formation of Symbian caused Bill Gates much agitation [as these now-legendary memos show] ,but it's to his credit that he identified the company as Microsoft's No.1 enemy. In this case, at least, Microsoft's paranoia was fully justified."