Oh, so you’ll be guessing? Well, good luck with that!
Linux OS boomed the market when customers saw how convenient features it offers, and that too, on an open-source basis! Tonnes of convenience with absolutely zero costs whatsoever, unlike Windows. While it is considered a close rival to the market giant Windows, there are some really unique features that even Windows adopted later!
Back in the days when systems could be easily hacked by trial and error through gazillion possible password combinations, a minor tweak saved the day! Adding a short delay didn’t seem to affect the users but turned into a nightmare for the hackers.