Audacity is an example that being good enough is enough. It probably doesn't competes against industry giants, but considering its simplicity and license, it is

Audacity is an example that being good enough is enough. It probably doesn't competes against industry giants, but considering its simplicity and license, it is probably the most used audio editor in use today. Congrats audaciteam! Disclaimer: I was a contributor a long time ago to the noise filter effect.