> Time is this really scarce thing that technically apt people often have a limited supply of. He can spend days rolling his own blog app from his own super cus

> Time is this really scarce thing that technically apt people often have a limited supply of. He can spend days rolling his own blog app from his own super custom optimized framework and then do all the additional work of getting that content indexed on Google and sprinkle SEO black magic all over it, or he can just put up a blog post on a service where somebody else does all of that for him. Or use one of the existing Google portals they use for sharing content about their products, research, technical findings...