Describir: How human variability affects design - part II :

  ______     ___     _    _    _    _     ____      ______    _____   
 /_   _//   / _ \\  | || | || | || | ||  |  _ \\   /_   _//  / ____|| 
   | ||    / //\ \\ | || | || | || | ||  | |_| ||   -| ||-  / //---`' 
  _| ||   |  ___  ||| \\_/ || | \\_/ ||  | .  //    _| ||_  \ \\___   
 /__//    |_||  |_|| \____//   \____//   |_|\_\\   /_____//  \_____|| 
 `--`     `-`   `-`   `---`     `---`    `-` --`   `-----`    `----`  
                                                                      
   ___    
  / _ \\  
 | / \ || 
 | \_/ || 
  \___//  
  `---`