Following news that Microsoft would be accepting trade-ins for Apple iPads at its various retail stores, Forbes is now reporting that the company will add the iPhone to the promotion, offering consumers a minimum of $200 for an iPhone 4S or iPhone 5 in select Microsoft stores in the U.S. and Canada. According to an inside source at Microsoft, Microsoft Stores will begin giving a minimum $200 in-store credit for iPhones on Friday as part of its “#timetoswitch” campaign, obviously hoping consumers will use the cash to buy a Windows Phone. For the past few weeks