there should be a maximum limit to the quantity of Bitcoin that can be reserved by any county in the interval of one cycle.
Lol. What you're asking for is like hard-coding KYC in the Bitcoin protocol. Let's not do that. If anyone wants to try to buy all Bitcoins: let them. That's the beauty of a free market.
~old money in America says Bitcoin Scam, Bitcoin will die and curse to be zero~
I'm reminded of this:

(I'm not sure who the original source is, there's a source in the image but I found it
here)
[/color]