Curating the Internet: Science and technology digest for January 15, 2020

An argument that 5G wireless security has fundamental weaknesses; A response to Linus Torvalds' post about ZFS on Linux; A machine can keep livers alive - outside the body - for seven days; US Navy says releasing classified documents about unidentified aerial phenomena (UAPs) could jeopardize national security; and a Steem essay with suggestions for pursuing a career in information technology

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