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User: charles_at_work

charles_at_work's activity in the archive.

Stories: 0
Comments: 1
First seen: 2013-06-20
Last seen: 2013-06-20
Profile: (view on slashdot.org)

Comments · 1

Old technology on Pinholes and Plastic Wrap Make Solid Walls "Transparent" To Sound · 2013-06-20 09:02 · Score: 1

Apartment complexes had this technology in their walls (and ceilings and floors) years ago.