Hector Martin on Twitter: "But SPI and I²C are very different communication buses with very different device roles. That they're both called "master" and "slave" is testament to just how bad that terminology is and how people lazily use it in situations where it doesn't really apply.… https://t.co/PsAHLJM6aJ"

Country	Code	For customers of
United States	40404	(any)
Canada	21212	(any)
United Kingdom	86444	Vodafone, Orange, 3, O2
Brazil	40404	Nextel, TIM
Haiti	40404	Digicel, Voila
Ireland	51210	Vodafone, O2
India	53000	Bharti Airtel, Videocon, Reliance
Indonesia	89887	AXIS, 3, Telkomsel, Indosat, XL Axiata
Italy	4880804	Wind
3424486444	Vodafone
» See SMS short codes for other countries

‏ @marcan42

PSA: we've got a couple projects switching from I²C "master/slave" to "initiator/target" already, so if you're looking for more accurate and descriptive nomenclature, consider these :) https://github.com/fwupd/fwupd/pull/2244 … https://github.com/GlasgowEmbedded/glasgow/commit/5a53dc1649a238cbf6d2f21ba599635579387f89 …

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