Adam Clark Estes is a senior technology correspondent at Vox and the author of the User Friendly newsletter. Estes sits down with Oz to discuss Amazon’s expanding use of palm scanners and what that might mean for the future of healthcare and our biometric data. They also dive into Estes’ months-long experiment of trying about a dozen health trackers and whether or not it was worth it.

See omnystudio.com/listener for privacy information.