Searching for a is a high-risk, low-reward activity.
For 99% of home users, the to unlock local Windows accounts. For the remaining 1% (businesses or IT admins), the cost of the official license is negligible compared to the cost of a security breach.
The most terrifying scenario: What if the cracked version works? You are inserting a USB drive into your locked PC. If that USB contains a backdoor, the "password reset" function could actually install a remote administration tool on your machine. The hacker can now access your PC anytime, even after you change your password.