If your estimates are too crazy, you are forced to break them down into smaller tasks. This means lots of meetings. I think most engineers would rather have a b

If your estimates are too crazy, you are forced to break them down into smaller tasks. This means lots of meetings. I think most engineers would rather have a bad estimate and "face the consequences" (generally not much), rather than put up with more meetings. Can you describe "OKR lead management"? I am familiar with OKRs.