[westcoast49]

I'm guessing it must be because of some kind of deal between Microsoft and Financial Times. If that's so then probably there are also similar deals with other publishers.

Edit:

ChatGPT seems to disagree with me:

https://chatgpt.com/share/8b85ea2f-86bc-4c63-91fc-e32482c8e5...

(It says that it's more likely just an unintended side-effect of the mechanism that FT.com uses to let search engines like Bing or Google index their full articles.)

[JoelMcCracken]

This is what I've heard in the past: the companies want their articles to be recommended by search engines, but want the consumer to pay for it.