In my work the idea of "flow" is all about ensuring the right work gets started - work that will create value for the organization. And, once it has started, that it doesn't get stuck or stopped or held up until the value is created. Ideally: customer buys the results; savings are truly achieved.
The latest HBR Ideacast interview with Erin Reid talks about Why We Pretend to be Workaholics (based on a related HBR article). I enjoyed the discussion, but what really got to me is this idea of "pretending to be busy."