Apple's Vision Pro spatial computing headset today arrived at Apple Store locations in the United Kingdom, Canada, France, Germany, and Australia. The device was previously only available in Hong Kong, Japan, Singapore, mainland China, and the United States. Consumer interest in the $3,499 headset has slowed at home, and Apple will be hoping its new availability in international markets will provide a shot in the arm for ailing sales. The headset has yet to sell 100,000 units in the quarter sinc...