Why are people so quick to assume this is anything more than a local tech demo? It's a 1.4 billion people country. Accurate biometric facial data is quite difficult (read impossible) to get for most if not all of em without making an integrated part of official ID and even then i wouldn't see it being used like this due to plenty of faults inherent to the tech.

We live in a hall of tech-demo mirrors that is sometimes mistaken for reality. After debating people claiming cash was a "tiny fringe", it turns out the Federal Reserve data reports that cash is growing faster than the economy, https://news.ycombinator.com/item?id=30439095

It's all fun and games until you get a new hat and glasses and cease to exist.