It is true that some aspects of mining may be overstated.
For now, perhaps to say that the network is in danger because a high percentage of miners are in North America and perhaps the government can coerce the miners. I don't see that as likely right now.
But it never hurts for miners to find other geographic locations outside of North America. Of course, because they offer the best opportunities.
The name of the game here is:
Preciosa of cheap electricity and legal certainty.
Let's see how the competition will adjust after Halving and see which ones are the best fit.