Dr. Dre in Santa Monica, California. An exclusive laptop, known as the HP ENVY 15 Beats limited edition, was released for sale October 22. In May 2014, technology giant Apple purchased the Beats brand for $3 billion, Apple's most expensive purchase by far. The deal made Dr. Dre the "richest man in hip hop", surpassing Diddy. During May 2013, Dr. Dre and Jimmy Iovine donated a $70 million endowment to the University of Southern California to create the USC Jimmy Iovine and Andre Young Academy for Arts, Technology and the Business of Innovation. The goal of the Academy has been stated as
Dr. Dre magazine's list "The Immortals: The Greatest Artists of All Time". Kanye West wrote the summary for Dr. Dre, where he stated Dr. Dre's song "Xxplosive" as where he "got (his) whole sound from". In November 2006, Dr. Dre began working with Raekwon on his album "Only Built 4 Cuban Linx II". He also produced tracks for the rap albums "Buck the World" by Young Buck, "Curtis" by 50 Cent, "Tha Blue Carpet Treatment" by Snoop Dogg, and "Kingdom Come" by Jay-Z. Dre also appeared on Timbaland's track "Bounce", from his 2007 solo album, "Timbaland Presents Shock Value" alongside, Missy Elliott,