[rahimnathwani]

"WeChat's specific success in China was really driven by WeChat payments and QR code"

WeChat was successful (in DAU/MAU) way before WeChat payments existed. WeChat payments couldn't have succeeded without the existing user base.

[anuh]

Before they turned on red packets they had only 300M MAUs. They do claim that red packets was a critical growth lever for them for new users