don't let waitTime go less than 0
don't let waitTime go less than 0

Kachachan/musicblocks,Hrishi1999/musicblocks,walterbender/musicblocks,Hrishi1999/musicblocks,Hrishi1999/musicblocks,pikurasa/musicblocks,khandelwalYash/musicblocks-1,pikurasa/musicblocks,walterbender/musicblocks,sachi-d/musicblocks,sneh1234/musicblocks,Kachachan/musicblocks,eohomegrownapps/musicblocks,tradzik/musicblocks,hemantkasat/musicblocks,eohomegrownapps/musicblocks,walterbender/musicblocks,sachi-d/musicblocks,tradzik/musicblocks,sneh1234/musicblocks,sachi-d/musicblocks,eohomegrownapps/musicblocks,hemantkasat/musicblocks,sneh1234/musicblocks,hemantkasat/musicblocks,pikurasa/musicblocks,Kachachan/musicblocks,tradzik/musicblocks,khandelwalYash/musicblocks-1,khandelwalYash/musicblocks-1