I believe the dividing moment came with Ricky Martin circa 2000. Lame joke aside, I only heard "shebang" prior to around that time, then "hashbang" and now I g

I believe the dividing moment came with Ricky Martin circa 2000. Lame joke aside, I only heard "shebang" prior to around that time, then "hashbang" and now I get a mix of it. Google trends indicates "shebang" always dominated.