The idea that any piece of gear enables artist is one of the biggest lies we have been sold. True Artist will use any tool at their reach to do art. In terms of music the level is so high already that is irrelevant. Sound is not music.
[1] having a good soprano sax that basically plays itself feels like cheating, but one of the reasons for that is having developed the skills to keep crappy sopranos cooperating reasonably well for so long too.
> The divide from putting down an idea when it hits, to working it into something, has always been really high.
And in terms of music composition, you can probably get away with just humming out the tune and leave the rest for the producer to figure out.
Sure you can make EDM with more limited means, but a DAW opens up basically everything.
I think the only thing this enables is for you to "finish" your songs on the ipad itself, which is not the game changer the OP is saying it is.