Samsung says it has made a breakthrough on mobile technology. The electronics company says it can now transmit large amounts of data using a higher frequency band. What does that mean? We’ve already got 3G and 4G networks — and now, here comes 5G. Samsung says we could see a commercial 5G network by 2020. But while transferring mountains of data at high speeds is great, consumers will also need the hardware to can handle the high speed.

Pete Pachal, technology editor at Mashable, gives the latest to Marketplace Tech host Ben Johnson.