Optus has switched on 5G and is inviting people to sign up for their Mobile Home Broadband via 5G rolling out across Australia - interesting times - Apple's had a rough week with a security and privacy bug discovered in group Facetime calling, at the same time good news for those wanting to learn more about Apple products with an expanded range of Today at Apple courses to do, the boys discuss Smart Watches and the legality of them, and we look forward to Mobile World Congress in Barcelona