Функция keybd_event из Windows API. Насколько беспалевная в играх?

;http://www.autoitscript.com/forum/topic/106408-shift-stuck-solved/
$dll = DllOpen("user32.dll")
$vkvalue = 16 ; Shift
DllCall($dll,"int","keybd_event","int",$vkvalue,"int",0,"long",0,"long",0) ;To press a key - нажатие
DllCall($dll,"int","keybd_event","int",$vkvalue,"int",0,"long",2,"long",0) ;To release a key - отжатие
DllClose($dll)