> This seem like more of a surprise to the author than it was for me. The bigger surprise for me was that the path builder is slower than doing divide and conq

> This seem like more of a surprise to the author than it was for me. The bigger surprise for me was that the path builder is slower than doing divide and conquer, given that it's optimized for doing union on everything. > Sometimes it would help to read a book or consult someone more knowledgeable though. I'd be happy to receive suggestions!