1. if a statement or situation begs the question, it causes you to ask a particular question It's all very well talking about extra staff but it rather begs the question of how we're going to pay for them.
-- Cambridge Idiom Dictionary, 2nd ed.
-- Cambridge Idiom Dictionary, 2nd ed.
Commonly however, it is used to mean 'raises or leads the question'.
Whether the common usage is correct or not depends on which side of the descriptive/prescriptive language fence one sits on. (A matter totally off topic)
However, there are many - including myself for a time - who still fight to preserve the original meaning. I stopped doing it when I realized that a) English is a fluid language, and b) some people - again, possibly including myself - simply liked to correct people to show off.
(OK, so 'you' was used as a formal singular for a long time too, but I like my version better)
Those words are used by some English speaking cultures because they are useful.
I wonder of the usage is emergent (independent rediscovery), or a cultural meme transferred from another language?
Another fascinating journey on the good ship Wikipedia.