I get why Shimano want out but madness to limit your market. Cutting your nose to spite your face. That dcrainmaker link is v.interesting re standards. Froome must have done ok. He was an investor. Lance Armstrong has a share of sram and coincidentally uses hammerhead.
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https://www.dcrainmaker.com/2022/05/shimano-forces-hammerhead-to-remove-all-di2-related-functionality-from-karoo.html