Behold a seven-segment clock display ...
... that runs pneumatically
it alternately sucks in and then releases the segments, so they appear as divots in a rubbery surface
very organic!
item #6 in my latest Linkfest newsletter, free to read/subscribe to here: https://buttondown.com/clivethompson/archive/linkfest-44-microchimerism-sonic-boom-duct-tape/



