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by 1123581321
881 days ago
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It's simply that it has a lot of users. Any popular enough communication protocol attracts interest in interoperating with it. Or if you mean why anyone uses it, it's because SMS is automatically upgraded to iMessage between two iPhone users. Most people wouldn't know how to prevent that from happening or downgrade to SMS and because it feels like texting with a few extra features, they don't want to. That approach has accumulated about a billion users. |
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