Text race history for helium (helium)

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The basic concept is simple: a satellite in geosynchronous orbit is connected by cable to a stationary or mobile platform somewhere on Earth's equator. An elevator would ride up and down the cable at a fraction of present costs. Many sane and sober people believe that a space elevator will be constructed within this century.

Game Time WPM Accuracy
1286 2010-06-11 20:30:19 89.63