I realized at about 10 years into my career I would rewrite code as it was easier than learning someone else’s implementation. Now that I’m cognizant of this I

I realized at about 10 years into my career I would rewrite code as it was easier than learning someone else’s implementation. Now that I’m cognizant of this I first thoroughly review other implementations to try and understand why decisions were made, ultimately saving me from repeating the same mistakes. Inconsistent documentation is also a problem.