What kind of calculator does Veeky Forums use?

Stupid Casio: indestructible, physics constants and solar charge
t. theoretical physics student

Casio fx-991EX

We're an HP house. These were bought in the early and mid '80s

TI-30X or excel/wolfram
not allowed graphing/programmable calculators on any tests because of cheating

Who the fuck uses a calculator like that after college?
Like, where and when are you gonna need to do complex calculations on the field? Just use your computer brah.

Dad bought it when I was in first grade of high school, been using it ever since. I don't know half of what it can do.