We could consider that free will and just call it a day, but there's plenty of reason to believe the story isn't so simple.

有人认为这是自由意愿不需干预并可以就此收工，但有足够的理由相信这故事并非如此简单。

youdao

The service can function as a universal wake-up call or a timely reminder, but we like it best as a get-out-of-jail-free card.

这项服务一般用作唤醒来电或及时提醒，但我们最喜欢把它当做逃脱窘境的救命稻草。

youdao

I don't want to call it a discount because that would imply that someone is giving us something for free - I feel we are already paying heavily.

我不想说把这称为折扣，因为那听上去象是别人给了我们什么好处——我认为我们付出的已经够多了。

youdao

But my best guess is that someone on that risk free arbitrage desk moved from risk free pure arbitrage into very definitely not risk free time arbitrage, or speculation as we should call it, then the market moved against his bet.

FORBES: The UBS Rogue Trader: Yes, I Was Right

They have just finished several years of research on primary materials - what we'll call stuff - and put it in a book, Sustainable Materials With Both Eyes Open, free to download and fascinating for umpteen reasons.

BBC: Go Figure: Why does every person need 200kg of steel a year?