I don't really see what all the big deal is about. The guns pictured bear no similarity to the products of our hobby except that they shoot a similar diameter projectile.
Brightly coloured disproportionate plastic guns have been around longer than airsoft. Some shoot darts, some shoot aspherical pellets. These ones shoot spherical pellets. Do you plan on raggin on at length about transparent cap guns at your corner store?
As long as unrestricted TOYS do not output sufficient energy to seriously harm a childs eye, there isn't a huge necessity to limit it's sale.
Want nearly free GBB gas?