Wooden tennis racket - Carbon fiber composite racket, Leather football (soccer) - Polyurethane-coated microfibre football, Cotton running shorts - Moisture-wicking synthetic fabrics, Leather boxing gloves - Shock-absorbing gel-padded gloves, Hand-sewn baseball - Machine-stitched, precision-balanced baseball, Manual bicycle gears - Electronic shifting system (e.g., Shimano Di2), Manual stopwatch - Digital or laser timing systems, Paper scorecards - Electronic scoring tablets, Video replay - AI motion-tracking and VAR systems, Basic pedometer - Smartwatch with GPS and biometrics, Wind gauge - Laser-based or ultrasonic anemometer, Leather helmets (early American football) - Polycarbonate helmets with impact sensors, Simple knee pads - 3D-printed or smart-reactive knee protection, Basic sunglasses - Photochromic or polarized sports lenses, Standard mouthguard - Custom 3D-printed impact-measuring mouthguard, Steel bicycle frame - Carbon fiber or titanium frame, Basic skate blades - Heat-molded, stainless-steel micro-edge blades,

Old Tech vs High tech

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