$1K health headphones, top holiday scams, safer group chats

Would you let Amazon track your search history if it paid you $2 per month? Plus, Google Messages rolls out fully encrypted group chats, how to enable full encryption for iCloud backups, next iOS update boosts AirDrop security, air-purifying headphones for almost $1K and holiday scams to watch out for. Learn more about your ad choices. Visit megaphone.fm/adchoices