Yes, everyone should have one really.** When cleaned up they look really nice in the centre of a drawing room, or even a large kitchen!
Children's play groups should have them, to be used as climbing frames.**
Really, the list is endless.
As to fitting them in boats - well, they are the bees knees.* A 5LW pushes our old 50ton barge along at one helluva lick.** Elegance personified.*