Based on the iPad mini case of the same name, Tek-nical for iPad Air ($50) is Incipio's latest take on the folio. Instead of a simple plastic shell like before, the main component of this case is now augmented with rubber around the edges, providing button coverage and extra drop protection. The lid is no longer microsuede, but instead, a synthetic material that can fold underneath and tuck into a raised holder on the back of the case for stand positions.…