Jetty on Nostr: 2 things I'm still confused about to this day, living in the US: 1. Rock, paper, ...

2 things I'm still confused about to this day, living in the US:

1. Rock, paper, scissors...(wait for the extra word) SHOOT ???? Mokay.

2. Countdown: 3, 2, GO! (where's the one?)

Is it just me? Am I missing something here or it's just cultural?