Ah, I see.
Yes, dragging the root of the skill to the skillbar to create an unfolding menu sounds like a great idea. Divine Divinity actually had something similar (but a bit messier, as it had all the skills in columns).
Swen has mentioned on his blog that they're looking at improving the UI, but no details have emerged yet.
D:OS is my first Larian game. I have checked their older product on the you tube. They are ... well ... errr very indie. I would not waste a minute play that. Original sin is massive improvement to anything they did.
Yeah, I was never a Larian fan, honestly. I know some people are, but not me, I never could get through the.. clunkyness, I guess I could call it.
But D:OS is an amazing foundation, and hopefully a new start for Larian. If they keep working on this and keep polishing, maybe get some better writers overall, too, there's some really serious hope.
...now they just need to can Rivellon, because it's just.. eh.