Siri launched with the iPhone 4S in 2011 as Apple's built-in voice assistant, known for answering questions, setting reminders and reading messages aloud. Short recordings of her standard responses began circulating on soundboards and social apps because they are instantly recognisable and easy to drop into edits. This thank you line became a handy standalone clip, shared as a light reaction rather than as part of a longer conversation. Its appeal comes from familiarity, since millions of people hear the same calm voice on their phones every day.