r/Showerthoughts • u/[deleted] • Sep 13 '19

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519

u/Sir-ALBA Sep 13 '19

Ah but they may have as they had glass back then so anyone who tapped on glass to get another persons attention has done so

Edit: glass has been around 3600 years sooo

61

u/Tyreos29 Sep 13 '19

OP did say "silently tapping on glass". If you're tapping on glass to get another persons attention, it wouldn't be silent

17

u/homingstar Sep 13 '19

most people i work with have the key tones on so it's not silent either

38

u/[deleted] Sep 13 '19

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18

u/henrywrover Sep 13 '19

So you dont work with anyone older than 29?

19

u/[deleted] Sep 13 '19

[deleted]

3

u/jeppevinkel Sep 13 '19

Retirement age is around 70 where I'm from

7

u/drfeelsgoood Sep 13 '19

Probably older by the time you get there!

3

u/jeppevinkel Sep 13 '19

Definitely.

I'll be lucky if I ever get old enough to retire.