The previous attempts were either heavy or useless. This year’s frames weigh about as much as ordinary glasses, show notifications and directions in a corner of your vision and run for ten hours. The camera is still there, which is still the controversy.

Living with them

A week of testing found genuine utility in navigation, translation and glanceable messages, and genuine awkwardness in every social setting where a camera on a face raises eyebrows. The makers say recording indicators are more visible now. Bystanders are not convinced.

Key takeaways

  • Weight is close to ordinary spectacles
  • Battery lasts a working day
  • Camera remains a social obstacle

This story is part of our ongoing coverage of gadgets. We will update it as more details emerge.