Hard req: has to have cell connectivity & support roaming (US <> EU). Not for daily use, but for comms when they're out of the house in case they need to reach out. I looked at apple watch family and it's great, except that it doesn't allow roaming or plans abroad (it seems that BetterRoaming m...
Source: [Hacker News](https://news.ycombinator.com/item?id=49668960)