This was literally the first problem I ran into when coming back to play with 0.13. Uncontrollable inserter stacks make it unnecessarily difficult to create optimal solutions. Here's my small, quick vote for implementing this change.

I'm just returning to Factorio for the 0.13 and this was literally the first issue I had with game mechanics!
I am a big fan of optimal solutions and in this case I wanted to have always-equal amount of belts and inserters on a belt feeding to green science production. Simply synchronising the ...