The hotel I stayed at had a punchcard as room keySubmitted by warumdasdennjetzt t3_10p8zfl in mildlyinteresting
arlondiluthel t1_j6jygk6 wrote
Reply to comment by highqualitydude in The hotel I stayed at had a punchcard as room key by warumdasdennjetzt
The biggest issue with these keys is that unless they're made to only insert one way (using a guide rail or notch or something), one key can potentially open two doors (if you can find the "mirror" lock.
highqualitydude t1_j6k4d7y wrote
Is that really the biggest issue? I'd say the risk of people making copies is worse.
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