windows 7 - Type special characters {!@#$%^&*()} directly without pressing shift key in win 7 and 8 - Software Recommendations Stack Exchange
How do I map a key into the shift key in Windows? (see picture of Canadian French keyboard) - Super User
Fig-mwahaha on Twitter: "In short, pressing Shift+2 using one key worked, but pressing Shift+2 using the numeric keypad key didn't. Curiously, the bug only happened on Windows, and not on a Mac.
Usb apple keyboard shift key not working | MacRumors Forums