pic to explain (I'd set up an assembly station for science packs 1 and 2)

It's easy enough to fix by simply adding a second belt and using the long-armed inserters, but since this does not always happen (my ores/coal line works fine) I figured i'd ask if this was well known

fix:

Regardless this is still a great game!
P.S. WOW, I just realized I've spent the last five hours just playing around on here
