There are several types of headphones in the free IT vending machines: http://fo...

		electrum on Oct 10, 2016 \| parent \| context \| favorite \| on: Is Facebook’s Massive Open Office Scaring Away Dev... There are several types of headphones in the free IT vending machines: http://fortune.com/2011/07/06/facebooks-vending-machines-a-c... https://www.youtube.com/watch?v=YAjChZ3gyps