Alternate takes on HN move over cassette tapes, adheasive tape has memory, too [0][1] using measurable/repeatable tension/adheasion discussed in HN Air Powered Segment Display video series[2]Add beam stirling engine for battery free operation.[3]-------------------------------------------------------------[0] HN discussion Move over cassette tapes, adheasive tape has memory, too! : https://news.ycombinator.com/item?id=48161242[1] Move over cassette tapes, adheasive tape has memory, too! : https://news.ycombinator.com/item?id=48161242[2] Air powered Segment Display: 3D Printed Microfluidic RAM? : https://www.youtube.com/watch?v=E1BLGpE5zH0[3] Making the World s Smallest Beam Stirling Engine : https://www.youtube.com/watch?v=YCjwlSX-tsY[4] I Printed a Microchip that runs on air -- a nervous system for squishy robots : https://www.youtube.com/watch?v=QJdBp5dGrww