what on earth

The 'what on earth' tag on WindowsForum.com is used for threads that share YouTube videos, particularly those with titles like 'Is This Island Moving? | What on Earth?'. The tag appears in posts that include embedded media and are sent from mobile devices using the Windows Forums app. It is not associated with technical support, troubleshooting, or Windows-specific topics. Instead, it serves as a casual label for sharing interesting or puzzling video content within the community.