Emails and Video conferencing

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Across
  1. 2. Video conferencing provided by Apple
  2. 4. Email service provided by Microsoft
  3. 6. Email service provided by Apple
  4. 7. Email service provided by Google
Down
  1. 1. 'Gamer-friendly' chat app
  2. 3. Video conferencing provided by Google
  3. 5. Video conferencing provided by Microsoft