The Future Us's 'Who Knows' came out on April 15, 2021. With this song being around four minutes long, at 3:44, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. Since Who Knows only contains only one song in the album, we like to consider this song as a single. The popularity of Who Knows is currently not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

Who Knows テンポ

Since Who Knows by The Future Us has a tempo of 166 beats per a minute, the tempo markings of this song would be Vivace (lively and fast). With Who Knows being at 166 テンポ, the half-time would be 83 テンポ with a double-time of 332 テンポ.In addition, we consider the tempo speed to be pretty fast for this song. The time signature for this track is 4/4.

Who Knows キー

This song has a musical key of A Minor. Which also means that the camelot key for this song is 8A. So, the perfect camelot match for 8A would be either 8A or 7B. While, a low energy boost can consist of either 8B or 9A. For moderate energy boost, you would use 5A and a high energy boost can either be 10A or 3A. However, if you are looking for a low energy drop, finding a song with a camelot key of 7A would be a great choice. Where 11A would give you a moderate drop, and 6A or 1A would be a high energy drop. Lastly, 11B allows you to change the mood.