hsc3-0.12: Help/UGen/Information/poll.help.lhs
> Sound.SC3.UGen.Help.viewSC3Help "Poll"
> Sound.SC3.UGen.DB.ugenSummary "Poll"
> import Sound.SC3.ID
> let {t = impulse KR 10 0
> ;l = line KR 0 1 1 RemoveSynth}
> in audition (poll t l (label "polling...") 0)
multichannel expansion (requires labels be equal length...)
> let {t = impulse KR (mce2 10 5) 0
> ;l = line KR 0 (mce2 1 5) (mce2 1 2) DoNothing}
> in audition (poll t l (mce2 (label "t1") (label "t2")) 0)