New drivers, new irons, new putters; graphite, steel, firm flex, rifle shafts; blades, perimeter weighting, something clever in between; long shafts, short shafts; loft and lie and thick grips and thin - not to mention trendy decals and go-faster stripes and dynamic-looking grooves and bulges, usually seen in moodily-shot photographs. Not that that matters. Not at all.