fickle

"This is inherently a fickle market, with consumers happy to swap streamer if they don’t think they’re getting value," he said.

But everything changes in the fickle world of pop music.

"There’s a history of growers in Vietnam being fickle in response to market price fluctuations, overcommitting, and then flooding the market with quantities of their new crop," Mr Firth says.

Swift's most public blunders have centered on people questioning whether her well-known liberal politics are as fickle as fans' belief in her.

But our weather can be fickle and, sure enough, another change is on the way.