10,000 Days debuted at number 1 on the Billboard 200 chart.
 It uses the day as the base unit, and smaller units being fractions of a day: a metric hour (deci) is 110 of a day; a metric minute (milli) is 11000 of a day; etc
 Besides the day of 24 hours (86,400 seconds), the word day is used for several different spans of time based on the rotation of the Earth around its axis

