🔗 The Most Mysterious Song on the Internet

🔗 Internet culture 🔗 Songs 🔗 Electronic music

"The Most Mysterious Song on the Internet" (also known as "Like the Wind", "Blind the Wind", "Check It In, Check It Out" or "Take It In, Take It Out" after lines in fan-interpreted lyrics; acronymed as TMMSOTI or TMS) is the nickname given to an unidentified song recording, most likely composed in the 1980s.

The song was reportedly recorded from a Norddeutscher Rundfunk (NDR) broadcast sometime in the mid-1980s, likely during or after 1984. Since 2019, this song has been the subject of a viral Internet phenomenon, with many users of sites such as Reddit and Discord involved in a collaborative effort to search for the origins of the song. Through the search, other unknown songs were discovered. Users have coined the term "Lostwave" to describe songs of this nature.