Most of us don’t ever make enough money to travel this country’s hard-to-imagine-how-big-it-actually-is vastness, or even enough to leave our hometowns for longer than a couple days before financial woes start nipping at the mind, if not worse.
This is completely contradicted by the data:
"The average American has visited 16 states besides the one where they currently live, a new YouGov survey finds. Older Americans are likelier to have visited more states than younger Americans. 32% of Americans 65 or older say they've visited at least 30 states [. . .]" link
It's just a technological step forward. Thread was designed from the ground up as an IPv6 protocol. Honestly, this kind of move is coming later than would have been ideal, given the massive growth in IoT devices.