Re: multiple \keys and \time problem

[Werner LEMBERG]

>> I wonder whether it makes sense to provide this behaviour as the
>> default for lilypond.  Or to ask differently: Is there any practical
>> use of having redundant calls to \time or \key actually print a time
>> or key signature again?
> 
> 1. The way the current "multi-instrumentalist" mechanism(s) in
>    Lilypond work (or don't), I often find I need to call a redundant
>    \key, in order to explictly generate the [new] key signature
>    after an instrument switch.

OK.

> 2. In my polymetric works, it has been suggested [by conductors and
>    performers of my works] that I:
>     (a) repeat the time signature — possibly in parentheses — at the
>         beginning of new systems where different staves are [still]
>         in different time signatures; and/or
>     (b) restate (in parentheses) the unchanged time signature in one
>         staff when another staff has a time signature change.

This is a completely different issue.  You want exactly the opposite,
namely to control whether time signatures are displayed at the
beginning of a line (or whereever) inspite of not having an explicit
\time command.

> It would be wonderful if there were a switch I could use that could
> make this possible as a tweak (or whatever).

I suggest to file a feature request :-)


    Werner