Freely route pipes underground, turning corners and running long distances, with intuitive costs.
Mods introducing new content into the game.
Augmented or new ways of transporting materials - belts, inserters, pipes!
It looks like Pipelayer is running into the same problem Beltlayer was, with the 'dirt' tile being removed. https://mods.factorio.com/mod/beltlayer/discussion/5bb33bdacf62c8000be5a4e3
Most likely. The code was copied from Pipelauer to Beltlayer weeks ago, and I haven't back ported all the bug fixes. Thanks for the reminder!