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Comment by goodpoint

5 years ago

You could keep the vertical "out-of-box" dragging but use a little vertical bar to show the current level.

Humans are terrible at reading angles quickly.

Humans may be terrible at reading pie charts quickly, but I think we do fine with visualizations such as clocks, gauges and circular controls. I wouldn't even be surprised if a circular gauge can be read more quickly or with less attention than a linear one (size/area being equal).

  • When staring at a mixer with 60 or more knobs you can see the difference in reading speed very quickly:

    ◐◑◒◓◐◐◒◒◓◐◓◓◐◐◑◐◒◓◓◐◐◑◒◓

    (oops, HN is not showing the unicode rectangles but you can imagine that they look like a barchart and you can easily spot the highest and lowest)