Hey I'm easy, no problem with me everyone is allowed an opinion.

My company makes tooling for casting house that manufacture turbine blades for both aero & power Gen.

To name a few,

V94, V84, V64, SGT5, GT26, GT24, GT13E, 13E2,13E3M, Tent 500, 700, 800, 1000, RB211, RB199,GEnx.............

The list is endless to be fair across many OEM's.