We have a group of strong developers here and many of us are looking for personal, i.e. I need people both to hire permanently but could also use a consultant with matching skillset for shorter term to back me up in some projects, and since I'm thinking it I bet there's dozens of others reading the article thinking the same thing.
Consulting is a solid way to earn a living while building up your product portfolio and it's a great way to stay independent while still having a more reliable income for basic needs.