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Email and IRC are completely vendor-agnostic protocols. I'm not as familiar with SMS, but it's much less centralized than Facebook - any user on any SMS provide
by larkeith 9y ago
Email and IRC are completely vendor-agnostic protocols. I'm not as familiar with SMS, but it's much less centralized than Facebook - any user on any SMS provider may contact any other user, not only ones with the same provider.
- icebraining 9y agoAnd in many countries, you can port your number to other providers, much like with email (if you have your domain).