With smartphones, where Apple leads others often follow - so it launching an iPhone this week without a traditional Sim card is raising questions over the future of a very familiar piece of phone tech. All phone users will be used to the small plastic cards they need to delicately insert into their devices to make them operate. But for buyers of the iPhone Air, that will be a thing of the past. It will only operate with an eSim - which allows users to switch networks or plans without resorting to a fiddly fork to open a tiny Sim card tray. Analyst Kester Mann, from CCS Insight, told BBC News that Apple's announcement marks the beginning of the end of the physical Sim card. But how long will it be before we have all discarded our little chip-carrying pieces of plastic - and what difference will it make to how we use our phones? Full story on BBC...
