Bill Gates away half of its value, as detailed in "The Power of Half". Gates and his wife invited Joan Salwen to Seattle to speak about what the family had done, and on December 9, 2010, Bill and Melinda Gates, and investor Warren Buffett signed a commitment they called the "Giving Pledge." The pledge is a commitment by all three to donate at least half of their wealth over the course of time to charity. Gates has also provided personal donations to educational institutions. In 1999, Gates donated $20 million to the Massachusetts Institute of Technology (MIT) for the construction of a
What Time Is Love? for sampling", and suggested "We might put out a couple of 12-inch records under the name The K.L.F., these will be rap free just pure dance music, so don't expect to see them reviewed in the music papers." The first incarnation of "What Time Is Love?" followed. "What Time Is Love?" became one of The KLF's central tracks, dubbed their "three-note warhorse of a signature tune" by Bill Drummond, in reference to the three-note bassline which, together with a high-pitched refrain on two notes (B bending to F#) characterises the song. The bassline is very similar to the one used