I'm worried that GPS is vulnerable to electro-magnetic disruptions/satellite attacks/etc; thereby, interfering with my cycling & fitness statistics. Odometer, and I do a roll-out every day for calibration accuracy, after filling tires to properly recommended pressure.
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Vintage, modern, e-road. It is a big cycling universe.
Last edited by Wildwood; 02-28-24 at 10:45 AM.