Whats the advantage over splitter only N to M balancers? They can run at full compression for most scenarios. https://www.reddit.com/r/factorio/comments/3fq3cc/count_perfect_n_to_m_belt_balancers/ Splitter based N to M balancers tend to get very large if you try to balance n^2+1 outputs. For exampl...

Items arriving disabled belts have inconsistent behaviour. Sometimes the sides get pushed in too far and don't line up nicely. This is very noticeable with the express belts since they have the highest speed value. This inconsistency greatly limits the capabilities of circuit network engineering on ...