My desktop CPU came out in 2017, so 8 years old. sum() of a list with 100M floats took 0.65 seconds. The explicit loop took 1.5 seconds on CPython 3.13. But a

My desktop CPU came out in 2017, so 8 years old. sum() of a list with 100M floats took 0.65 seconds. The explicit loop took 1.5 seconds on CPython 3.13. But again, yes, Rust performance runs rings around CPython, but that's not enough to justify switching to an alternative numeric type given the many negatives, and Python's performance isn't as dire as you suggest.