Hi Jean, > there is a significant reason related to > the nature of contemporary notation: it is usually > nonstandard. Every composer has their own systems. > Given that, it's hard to know what is relevant for putting in the core.
That is true to a great extent… but there are things (like the aleatoric box/frame engraver!) that [with a few parameters] are arguably "universal", and thus obvious candidates for inclusion. Cheers, Kieren.