The patient in the picture had revision due to the discomfort. Autograft was used for the patient and unnatrualness and discomfort is gone now.
Medpore is a subsititute for bone. And nasal tip is not made of bone. And there is the reason why God made the nasal tip soft and if you made it hard it can cause problems.
And removal of Medpore is also difficult since soft tissue bound to be removed together when Medpore is removed.