Text this: Cavitation on the tip of a fibre optic : from a single bubble to a bubble cloud

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