Why would the author waste time posting about the things he is doing? I hardly speak for everyone, but I would be using that time to for a bucket list, visiting

Why would the author waste time posting about the things he is doing? I hardly speak for everyone, but I would be using that time to for a bucket list, visiting friends, and other personal things that needed to be done. <Well, I think my son must have created and configured the blog. He is an engineer and he isn't sure?