Even though this is real tile, it's more a job for the laminate flooring guys than the tilers. For instance, floating tile works only for flooring and no other applications. Tub surrounds, shower pans, walls: those are all still jobs for conventionally-installed, mortared tile.
One common cause of hammertoe is related to wearing high-heeled style shoes or overly narrow shoes that crowd the toes. The muscles of the toes work in pairs in order to achieve straightening and bending movements of the joints in the toe.
Since the distal centriole gave rise to the sperm axoneme during spermiogenesis, it is logical to suppose that the proximal centriole that is inherited by the embryo could cause aberrant mitosis as both are derived from the same mother centriole in spermatids.