Bizarre Photo Reveals High-Tech Soccer Balls Need To Be Charged Before Use

  • A photo that went viral shows incredible detail behind the World Cup football
  • Instead of just air, the balls need to be charged before they can be used
  • The ‘Al Rihla’ footballs are the most high-tech ever used at a World Cup
  • A sensor, which is charged, provides real-time ball-tracking and statistics
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