From: kshandra	Date: April 18th, 2012 06:31 pm (UTC)		(link)
	Re: I hope this isn't unwelcome Geek Answer Syndrome?

If the tape got creased, it could just be curling back in on itself (I certainly saw that happen a time or three), but it'll definitely be a weak point and at risk for breakage. Time to pick up a new copy. ;-)