Yeah if I’m understanding the article correctly it’s not that the glue is pre-printed with a specific code but rather the glue has a bunch of particles suspende

Yeah if I’m understanding the article correctly it’s not that the glue is pre-printed with a specific code but rather the glue has a bunch of particles suspended in it and take on an arbitrary pattern when used. Conceptually similar to https://trmm.net/Glitter/ https://trmm.net/Glitter/ but at a much smaller scale.