When you consider the phrase “precision,” what relates to head? Probably a finely tuned equipment or even a surgeon's continual hand. Precision implies Handle, precision, and meticulous notice to detail. Conversely, “jazz” paints a picture of independence, spontaneity, and improvisation. Jazz is fluid, unpredictable, and thrives to the unexpected. https://pbassinsider.com/precision-bass-vs-jazz-bass