Funny, my first reaction was the same as Spanish Dude's ... why would they even consider hairs from the beard?
Point (1)-(5) are what Hasci claims, so there is zero evidence in this story, only assumptions.
But what is clear, is that they now in essence say that with their methode the donor has limitations too. 80% regrowth and less when you harvest grafts a second time. Still, if it really works as they claim, they could still increase the amount of hair on your head considerably