I've never composed either, but most of his complaints are not about the specifics of the programmes but about how they fail at communicating them. Repetition,

I've never composed either, but most of his complaints are not about the specifics of the programmes but about how they fail at communicating them. Repetition, omission, modality, hiding, or over-highlighting, are problems that can crop up in any software, and he's teaching you how those are perceived by users.