they've had a version of this since Zb4 as a material, Fibers1. this looks like pretty much the same thing except you apply it as a surface like noise instead of a meterial that only shows up in the render. There appears to be a bit more control over manipulating it, using the move brush etc, but the dog example was the…
I've just been checking em out for you, there's some interesting additions. So drawing a mask with the action line is more responsive in general (for me anyway). If you use the TransposeSmartMask brush instead of the regular Transpose (in move Move, Rotate mode) it will actually just mask along the action line instead of…
They really, really should've gotten somebody to sculpt some better examples because those look like absolute ass. That said, this seems like a pretty good solution for doing some basic texture bakes. I can't see it going much farther than that, though.