Text this: Blockchain and smart contracts

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