You should consider to remake those graphs comparing the jitters. The non-backbone graph shows a majority of data points are below 0, which is impossible, so th

You should consider to remake those graphs comparing the jitters. The non-backbone graph shows a majority of data points are below 0, which is impossible, so that means there are a small long tail at the high >20ms band, and you intentionally cropped them out. So when you said "oh the backbone graph is much better!". No it is not, it is very confusing actually.