Originally Posted by
Hermespan
I don't know what those words, 'masher' and 'spinner' mean. But by the way you describe 'cadence' and the sound of the words, they sound like riding in either a high gear or a low gear respectively. If '1' the easiest gear for uphill is a low gear then I prefer high gears. I don 't like spinning my legs, I prefer too 'hard' (fewer rotations) to too many. But in general I think I strike a balance of whattever feels comfortable.
Cadence is RPMs - how fast you are spinning your pedals. If you are having knee issues, pushing hard in a high gear is probably not helpful.