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greedo  ·  4829 days ago  ·  link  ·    ·  parent  ·  post: Graphene spun into metre-long fibres
This is the best part:

"Construction is conceived as the deployment of a long cable from a large spool. The spool is initially parked in a geostationary orbit above the planned anchor point. When a long cable is dropped "down" (toward Earth), it must be balanced by balancing mass being dropped "up" (away from Earth) for the whole system to remain on the geosynchronous orbit."