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sofixa
on Dec 27, 2021
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There's an ARM Cortex-M4 with Bluetooth inside a C...
One reason i can think is that NFC wasn't ubiquitous on non-premium phones a few years ago, unlike Bluetooth.
tyingq
on Dec 27, 2021
[–]
It still isn't ubiquitous. For example, the Moto G line of cheap Androids are popular, and most have no NFC.
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