Draft-y, imperfect, half-baked stuff that's useful for clarifying thinking and identifying audiences—very different from finished, polished output. Fear of failure, avoidance of discomfort and other dumb emotional hangups often prevent us from publishing or circulating work-in-progress as a way to learn and respond to uncertainty.
See also: books, Boris, design, desperation by design, discomfort, forcing function, motivation, negative capability, open-endedness, product, productive discomfort, strategy, writing.