I'm chewing my way through building a modified version of the popular AutoRail pickup and dropoff stations, and this is what irks me:

I've created a text document that lists various... things that are used in the blueprint. And it took a lot of restructuring to even write a well-structured document ...

2) They are so complex that they are tantamount to doing real programming, but without the support of real programming tools, and real programming would actually be easier. This is where Enterprisey tools often end up. I've seen some horrific "no code" applications that would have been ...

Attached is a screen capture of this behavior in 2.0.41 with no mods installed:
Factorio - Inconsistent Belt Behavior (No Mods).mp4
It happened before the update and it's still happening after the update.

And here some screen captures from a few days ago (probably 2.0.39 or 2.0.38) with mods ...

As far as my tests go: Recycling products are always placed into the recycler's output slots in a specific order. Recycling Low-Density Structure (LDS) will always produce steel in the first slot, copper plate in the second slot and plastic in the third slot.
If you empty out a recycler and recycle ...

I support this proposal.
My use case is that, in a book full of parameterized blueprints where you select the result of a recipe (e.g. to turn iron plates into gears, you click on the gear recipe), I want to add a blueprint that uses a furnace to turn e.g. iron plates into steel, but the "iron plate ...