PCs get worse at fighting as they take damage, which is great; but monsters have too much Strength to use in rolls, so we end up with separate rules for them. OK, but that means that monsters don’t show signs of weakness until they die, which is unfortunate.

On the assumption that if one spell specifically says it involves a thing, then all other spells don’t, we can assume that casting spells doesn’t involve somatic or verbal actions. How about material components; how near do you need to be?

Casting a spell from a grimoire is an aide-memoire rather than reading it, its pages have thickened with magic, so it makes sense that you could have ingredients in your grimoire.

Perversely for a dice pool game, rolling more dice is bad for you. Maybe when you learn spells it’s not a problem, and obviously a grimoire helps; maybe the Lucky talent can help. There should be fewer magical mishaps, e.g. only when you push a roll