Yes, very much.
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I remember using it 10 years ago. Im surprised its still around. Probably very different now.
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Kakao is the biggest chat app in Korea, used by young and old. Maybe kinda like Whatsapp in Western countries?
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Do people use whatsapp in america? I think they just text message. In america, data isnt always free. In asian countries, data is usually unlimited or very high as part of the plan.
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