view wisdom/vacuum tube @ 11231:c3d85315f276

<fizzie> ` sed -e \'s|^ ||\' < \'wisdom/fun fact \' > \'wisdom/fun fact\'; rm \'wisdom/fun fact \'
author HackBot
date Wed, 01 Nov 2017 19:38:34 +0000
parents 9476192dfbb9
children
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After the London terrorist attacks of 2005, the Underground was completely evacuated. Without air resistance, the trains would go at blazingly fast speeds between the terminals. This is called a vacuum tube. Sadly, current technology doesn't let passengers travel that way.