Describir: An evaluation of the ergonomics of three computer keyboards

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