Qualcomm has canceled its Snapdragon Dev Kit for Windows and promised refunds to developers who had ordered it.The dev kit was part of Qualcomm's ambitions on desktop Windows PCs and allowed developers to toy around with the powerful Snapdragon X Elite CPU.Qualcomm's decision to cancel the dev kit is a setback for the company, though the reason behind the move is not clear.The cancellation comes after just weeks of the dev kits being delivered to some developers.