Or to put in terms HN'ers are more likely to be familiar with: OWS was a wide-scale speculative execution exercise. Run everything in parallel, or at least sta

Or to put in terms HN'ers are more likely to be familiar with: OWS was a wide-scale speculative execution exercise. Run everything in parallel, or at least start as early as possible, and be willing to discard the results of potentially dozens of paths that did not lead to an acceptable solution.