To counter your anecdote with mine, I can't recall ever hearing this term used until this year, and I've now heard it multiple times from multiple people in the last few months.

Maybe your company, region or industry were the starting point and it just became widespread recently.

Oh my, it was difficult to not chuckle with this comment immediately before: "Shorten it to the first letter and the last three and see how long it lasts."

ehaverman and macNchz work in the same place!