Posts like this that advocate working on your start up by squeezing hours out of your day ignore the switching costs involved. Even when I do decide to turn my

Posts like this that advocate working on your start up by squeezing hours out of your day ignore the switching costs involved. Even when I do decide to turn my hour TV-time into an hour of project-time, it takes a while to get back into the flow and remember what it is I was working on. With start up and shut down, I end up exchanging an hour of TV-time for 20 mins of productive work.