> Sound.SC3.UGen.Help.viewSC3Help "MostChange"
> Sound.SC3.UGen.DB.ugenSummary "MostChange"

> import Sound.SC3.ID

> let {n = lfNoise0 'α' KR 1
>     ;x = mouseX KR 200 300 Linear 0.1
>     ;f = mostChange (n * 400 + 900) x}
> in audition (out 0 (sinOsc AR f 0 * 0.1))