I think you missed the part na pareho silang from 2003. One became a young coach, yet to accomplish something; one became one of the greats. E mabuti sana kung laos na si lbj. Kaso hindi, he is still the man. Tapos ipapa coach mo lang sa ka batch nya?
IMO not a biggie issue here ............ some players are destined to have a long career on the court, while some are seen as having a better career in the sidelines - be it a coach or a GM.
Luke Walton was a known role player - saw very limited playing time, but usually known for quality minutes. The guy did play 9 NBA seasons, was part of 2 championship teams. Noong naglalaro pa lang, kita na nang marami na pwedeng maging head coach balang araw.
It's no coincidence that many of those seen as having a coaching or GM career are mostly fringe/role yet
affable players e.g. Kerr, Walton, Brooks, Carlisle, Doc, James Jones, Marks, Demps, Hoiberg, etc.
Many of the current NBA head coaches like Popovich, Spoelstra, Stevens, Budenholzer, Snyder, Stotts, Donovan, Malone, Atkinson, Nurse, Clifford, Thibodeau, Joerger, Kokoskov, Fizdale, etc ........... never even played in the NBA.