Technology

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Across
  1. 3. Safe from danger, loss, or attack.
  2. 4. Modern and current, not old-fashioned.
  3. 6. Doing something well without wasting time or energy.
  4. 7. Something that is very useful or convenient.
Down
  1. 1. Correct and without mistakes.
  2. 2. Easy for people to use or understand.
  3. 5. quality Made very well, excellent in standard.