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            ______     _____   _    _    _    _   
  ____     /_   _//   / ___// | || | || | |  | || 
 |    \\    -| ||-    \___ \\ | || | || | |/\| || 
 | [] ||    _| ||_    /    // | \\_/ || |  /\  || 
 |  __//   /_____//  /____//   \____//  |_// \_|| 
 |_|`-`    `-----`  `-----`     `---`   `-`   `-` 
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Text this: Liquid–liquid interface motion of a capsule motor powered by the interlayer Marangoni effect