"If we're going to be consistent and advocate freedom of speech we have to advocate freedom of encrypted speech too. The genie is out of the bottle, cryptologically."
This is a very early attempt by sf writers to give a realistic option to space explorers who were stuck in the void - what can you push against in space?
Compare with the Reaction Pistol from Gordon A. Giles 1937 story Diamond Planetoid, the Personal Jet Thrust from Robert Heinlein's 1948 novel Space Cadet and the very clever Electrical Tether from Garrett P. Serviss' 1898 story Edison's Conquest of Mars
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Robot Chef Makes Thousands Of Dinners
'I got one of those new electronic cameras... and I could construct this one to do it exactly right down to the thousandth of a second.'
Revault Wearable Private Cloud Is Too Vaporous
'A man or woman could carry AIs or complete planetary dataspheres...'
Lumo Projector Turns Kids Rooms Into Bradbury's Veldt
'The walls began to purr and recede... and presently an African veldt appeared...'
Ground Control Space Beer
Ninkasi Brewing Co. has its own space program.
Google Wants To Give Orders To Robot Armies
Or maybe they aren't bent on world domination.
Gestures Control Spider Robot Army
'What do you think - four spiders, one per floor?'
Hologram Protest World's First
'Their bodies were in their dwelling cells, but their telucid images filled the hall.'
SoSITE: US Pilots To Command DARPA Drone Army
'With a click of his pinky he brought up a pop-up menu, then selected *Kill Everyone*'
Asterank Database Identifies Profitable Asteroids
'Now it was a huge, charted, floating ore deposit for the entire Solar System.'
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