Discover and read the best of Twitter Threads about #lca2019

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#lca2019 @jonoxer open source superhumans

this makerspace in melb was set up by folks with duchenne muscular dystrophy, closer to home.

first item: a little space heater for hands. DMD bodies sometimes cannot shiver, become stiff, lose ability to control wheelchair.
@jonoxer #lca2019 @jonoxer nick & chris wanted better control of a $45,000 wheelchair, with minimal interference to its function.

solution: bluetooth controls sent to joystick via smartphone, without click & drag
@jonoxer #lca2019 @jonoxer
want: collaborative control of multiple devices

solution: a switch moves input signals from game controller device, to the wheelchair.
Read 9 tweets
#lca2019 @attacus_au on the non-consensual use of public tech use, and how to be evade it.

spoiler: reality is already scarier than scifi.

this is a live system adding metadata - pants vs skirt, direction of travel - of pedestrians
@attacus_au #lca2019 @attacus_au this chinese system matches faces to ones it knows, at a public escalator - v high accuracy, e.g. people travel the same way to work
@attacus_au #lca2019 @attacus_au researcher joy buolomwini found her face wasn’t picked up by face classifiers due to her dark skin, so tested a few algorithms. high accuracy: M presenting light skin, low accuracy F presenting dark skin.
Read 19 tweets

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