Windows XP was released by Microsoft in 2001 and became one of the most widely used desktop operating systems of its decade, which made its startup and loading sounds part of daily life for millions of people. The short melodic sequence was heard at school, at work and at home every time a computer booted. After support ended in 2014, clips of the sound spread on YouTube and social media as a symbol of early internet culture, and creators still use it whenever they need an instantly understood reference to old computers, waiting and rebooting.