It's probably reached a natural end, but the way it's been dealt with is abysmal. I'm sure the usual suspect will be along soon to chastise those who've booked non-refundable accommodation, but that was a big attraction of Cardiff: it would never be rained off.
Whatever your thoughts are of the whole event, there are now unhappy speedway fans who have lost money on hotels, and maybe some who won't bother as much with speedway.
WBD have been an unmitigated disaster.