Yea, aside from the obvious aspect of calling it a collectible to get more money, that seller cannot see the usefulness of such an archaic device.
I'm sure the voice in their head said "Why the :cen would someone shave with that?! 20 seconds witha bic in the shower, and your done! These are only collectibles now..."
All this strikes me as ironic, because they are likely twice my age. :shrug: