Sometimes low-tech is a cooler solution than high-tech.
This sensor device detects if your package was handled roughly during transport: no electronics, just clever engineering.
@polychrome The couriers are going to do crazy dexterity games involving spinning the package and turning it all the way upside down, in order to roll the balls back into the "untipped" position.
put a pair on, each on an orthogonal side and no way you're going to reset one 180 detector without leaving the other tipped
"I appreciate SDF but it's a general-purpose server and the name doesn't make it obvious that it's about art." - Eugen Rochko