A pet hate is in colloquial English something one particularly dislikes.
No, it is not our Archbishop (centre), even if relations have sometimes been strained.
No, it these CAD/CAM (computer-aided design/computer aided manufacturing) iconostases, which seem to be sprouting up all over the place like mushrooms after rain. Gone is the witness of the crafsman who spends weeks and months working the wood for months to God's glory, to be replaced by a machine costing a hundred thousand euros or more which does the same job in a number of hours.
OK, they are better than the jigsaw-cut plywood screens they generally replace. But is there not an in-between: a decent screen made in seasoned wood by the best woodworker the parish can get hold of. And unless you can afford to plaster it with gold leaf, wood that is native to the country where is screen is being put up.