https://www.sensormatic.com/products/hard-tags/benefit-denial-tags/supertag-ink/ How do these work? Any software involved at any stage of the product life cyle here? How about this one here -> (3d printer type: check this quick video https://m.youtube.com/watch?v=cHBwhnF062s)
if you feel lost or bored/unchallenged, keep looking on-like right here-> whether you’re more into software or hardware or both or none yet or at all or sure(or not sure)
http://croybilt.com/wp-content/uploads/2015/09/CroyBilt-Mini-Pleating-Machine.png
For applications like biomedical (molecular biology)engineering: www.dawgsdk.org