It's not just us! Avweb just carried this column:
As the Beacon Turns #105: NOTAM -- The NOTAM System Is Broke (Apologies to those who've seen it already).
As for the national importance of the Ryder cup, the Weston area is a choke point for GA traffic in Ireland especially as many UK flights route "along the river" so there may be some justification for the coverage. And anyway, they don't get many Notams, so why not make a splash?