Google blocks ad targeting of under-18 users; Xiaomi launches Mi Mix 4 with under-display camera; and Bhavin Turakhia’s Titan bet

Google is blocking ad targeting of users under 18, based on age, gender or interests. It will also turn off its location history feature, which tracks location data, for users under 18 globally. Apple is doubling down on pro camera features for the upcoming iPhone lineup. Xiaomi launched Mi Mix 4 and Mi Pad 5. In our tech conversation, billionaire Bhavin Turakhia talks up his email for business—Titan