[connectors] Threaded connectors

[muesli]

We could think about threaded connectors, so you can screw modules together. This could make for an even tighter fit and is less prone to breaking connectors.

[muesli]

This could look something like this:

[muesli]

Come to think about it some more, a threaded design would probably introduce some real issues for us:

Modules with enclosures for sensors/PCBs probably would require support to be printed, since the enclosure couldn't start at the bottom layer anymore.