For much of my working life, productivity had a very specific shape. It meant sitting at a desk, first in front of a typewriter and later in front of a computer, moving from one task to the next and accomplishing something I could point to at the end of the day. Somewhere along the way, I became so accustomed to that way of working that I think I lost touch with some of the more natural rhythms of life. For years, I spent my days in front of a screen. In the last several years of my working career, I was creating social media content, moving from platform to platform…