Collars for monitoring and herding. As long as they don’t require The Cloud, they’ll be quite helpful.
Given that you hear frequently (even on the front page of HN today)
- people getting locked out of their cloud accounts and then facing a Kafkaesque faceless bureaucracy
- physical products turning into bricks because the cloud account disappeared with the company's failure
I would certainly hope that a cloud account is optional.
Something tells me you don't acquire the largest dataset of cattle behavior with opt-in cloud analytics.