We had two new full strokeplay courses last year, PIN and BDU, and a CTTH - ain't that enough?
Those with hopeful minds dream about Chambers Bay and Pebble Beach this year - another two to come(?)
That would be five in two years (hopefully (*)), and we know that production (photographing and GPS mapping) as well as post production (e.g. picture selection, scenery and colour alignment) are costly in time and money.
Find the reason against weather changes enclosed above - and, for the record, I wouldn't like it.
(*) But hope is futile, as they are WGT.