Text this: A study of evolution and trend of permissions for Android applications

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\ \\ / //  |  ___|| | |  | ||   / _ \\   /_   _// 
 \ \/ //   | ||__   | |/\| ||  | / \ ||    | ||   
  \  //    | ||__   |  /\  ||  | \_/ ||   _| ||   
   \//     |_____|| |_// \_||   \___//   /__//    
    `      `-----`  `-`   `-`   `---`    `--`