Some air fryers are harvesting your personal data, according to new reportSmart TVs and smartwatches are also particularly thirsty for our dataManufacturers say there are legitimate reasons for the requestsThe best air fryers might be genuinely life-changing pieces of kit, but some hide a snooping dark side that could see them invade your privacy in several alarming ways, according to a new report.The UK-based consumer body Which? has released a report based on its privacy findings across a range