I was pretty baffled too about those. Checked a video or two, but I got lost in the details.

GoperAtl's detailed, written guide helped me lot. https://forums.factorio.com/viewtopic.php?f=18&t=14556 I admit I had to slow down at times, re-read sentences and such, but an hour later I had my first ...

All these guides about them go into damn tangents about them being like a Bus System or or X > Y type stuff without ever bothering to explain what they do in simple terms.

Took forever to work out construction robots were totally useless for what I made them for because they just place items from a ...