3 ms·
The rules are country-specific. For the US, see https://en.wikipedia.org/wiki/Fair_use#U.S._fair_use_factors https://en.wikipedia.org/wiki/Fair_use#U.S._fair_us
by layer8 2y ago
The rules are country-specific. For the US, see https://en.wikipedia.org/wiki/Fair_use#U.S._fair_use_factors https://en.wikipedia.org/wiki/Fair_use#U.S._fair_use_factors. There is no simple rule of thumb.