The trick would be to make the levels backward compatible, e.g. so level 2 is a
superset of level 1.
Also, what you are describing sounds more like 'packages' than levels. So maybe one
of the levels understands packages, where another understands words and voices, etc.
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On Tue, 1 Jul 2003, Calum Galleitch wrote:
> There could be a standard library of routines for
> different users; I'm thinking:
>
> #include. There might be an
> #include. #include, for
> fiddlers. #include would let music
> renderers like abcm2ps draw tab directly. Got any
> ideas of your own?
