No, 130 is just plain rare. Medium rare is ~145.
> You could literally let your steak sit outside all day and end up with a perfectly cooked steak
Well, no, because...
> although I suspect it would be gross and probably loaded with bacteria.
Yeah, it would be rotten, not “perfectly cooked”, even if you are aiming for rare.
No, 130 is just plain rare. Medium rare is ~145.
> You could literally let your steak sit outside all day and end up with a perfectly cooked steak
Well, no, because...
> although I suspect it would be gross and probably loaded with bacteria.
Yeah, it would be rotten, not “perfectly cooked”, even if you are aiming for rare.