[wizofaus]

> Repetition usually requires less work over short time scales but often requires more work over longer ones

Yes, that's been exactly my experience, and not by a small amount either.

[sanderjd]

Yes definitely. But the point is that you have to ask yourself what timescale matters. It isn't always "optimize for the long term" and it isn't always "optimize for the short term". It really depends on what you're up to.