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Answers and rating deltas for
How does user's whatsapp application detects change in profile picture of its contact?
| Author | Votes | Δ |
|---|---|---|
| Vishal Vyas | 8 | +4.23 |
| Sunil Mishra | 2 | -4.23 |
Last visited: Sep 14, 2014, 5:07:29 AM