Describir: Type choices for identity systems /

  ______     ___               _    _     ______     ___      _____   
 /_   _//   / _ \\    ____    | || | ||  /_   _//   / _ \\   /  ___|| 
 `-| |,-   / //\ \\  |    \\  | || | ||    | ||    | / \ || | // __   
   | ||   |  ___  || | [] ||  | \\_/ ||   _| ||    | \_/ || | \\_\ || 
   |_||   |_||  |_|| |  __//   \____//   /__//      \___//   \____//  
   `-`'   `-`   `-`  |_|`-`     `---`    `--`       `---`     `---`   
                     `-`                                              
   ___    
  / _ \\  
 | / \ || 
 | \_/ || 
  \___//  
  `---`