There's only one place where we are still using the image's idea of active layer, and that's in the canvas controller. That's next on my list.

Oh, and I removed the move tool since its function is duplicated by the transform tool (There's only one place where we are still using the image's idea of active layer, and that's in the canvas controller. That's next on my list.

Oh, and I removed the move tool since its function is duplicated by the transform tool (& by the interaction tool, although that doesn't work yet.) by the interaction tool, although that doesn't work yet.)