If you use an iPhone every day, chances are that you've said 'Hey Siri' to ask Apple's on-device assistant to make calls, send messages, save reminders, check the weather, or play music. However, younger audiences might not be aware of Siri's origins, despite the popularity of the assistant on iPhone, HomePod, and other devices that support voice controls. On this week's episode of Gadgets 360 with Technical Guruj, we delve into the history of Siri and how the assistant made its debut on the iPhone 4s in 2011.