Hacker News Reader

Leave the county, and then Zap! It continues every 60 seconds until you return or the battery dies. It saves the court money by not needing to send a police officer after someone

View on HN

Oops, they actually just went into a tunnel and it couldn't get a GPS lock.

The "effective" option would be to make it start zapping if it loses a GPS lock.

Good luck if you ever need to go through a tunnel.

Reply on news.ycombinator.com