The “Completion Backwards Principle” is a method of reasoning through a problem by visualizing the end result and then working your way backwards from that point. The blog post that [Alan Hawse] has ...

Crimp connectors provide an easy and convenient way to connect electronics while still allowing for them to be removed and swapped without having to reach for a soldering iron and desoldering wick.

We've seen the connectors you're talking about. At a glance, they seem to offer the best of both worlds: the mechanical clamp of a crimp connector and the superior connection of a soldered connection.

The XMA series of 2.5-mm-pitch, wire-to-wire, crimp-style connectors have a positive-locking feature when mating to prevent contacts from making connection until the mating halves fully mate and lock ...

I found some electrical connectors online that looked like they would work pretty well for 4x4 applications. They are an insulated crimp connector with solder built in. Once you crimp the wires ...