Disequilibrium -- surprises, failures, jokes, and disorientations -- will always happen. Taking that opportunity to move away from a local maximum towards a global maximum is up to me.
"An illegible type, set it how you will, cannot be made readable. But the most legible of types can be made unreadable if it is set to too wide a measure, or in too large or too small a size for a particular purpose."(Dowding 1957, p.5; in Lund, 1999 )