Being an early adopter of technology means you sometimes pick the losers. Somewhere in my basement is my Betamax VCR, and somewhere behind that is my 56K-Flex modem. Remember those? They were an early standard in 56K modems that competed with X2 before the V90 standard came out and made both of them obsolete. When these two standards first emerged, internet service providers would offer 56K dial-up connections but often only supported one and not the other. Eventually modem companies released firmware upgrades to bring their customers to V90, but these upgrades sometimes didn't work properly and frequently were more

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