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This is totally US problem. Any other country - no one even consider using proprietary OS chat app. Everyone uses either WhatsApp (Europe) or Telegram (exUSSR,

This is totally US problem. Any other country - no one even consider using proprietary OS chat app. Everyone uses either WhatsApp (Europe) or Telegram (exUSSR, Middle East).

TingPing 5y ago
These are just more proprietary apps. I think you mean cross-platform.
- SergeAx 5y ago
  Yes, by proprietary I meant platform-walled, thank you for clarifying.