Checks out: https://books.google.com/ngrams/graph?content=hard+error%2Csoft+error&year_start=1800&year_end=2019&corpus=en-2019&smoothing=3 https://books.google.

Checks out: https://books.google.com/ngrams/graph?content=hard+error%2Csoft+error&year_start=1800&year_end=2019&corpus=en-2019&smoothing=3 https://books.google.com/ngrams/graph?content=hard+error%2Cs...