I think these are great habit-forming ideas for any web designer or developer: a day without using your mouse; a day with your display set to grayscale; a day spent using a different web browser; a day with your internet connection throttled. I’m going to try these!
Then there’s the inflatable doorknob.
Rushing doesn’t improve things, it might even slow you down. Focusing on a few things and doing them well is worthwhile. Sharing what you learn—even while you’re still figuring things out—is even better.