Market cap is a poor way to measure each coin.
You can create your own coin premine 1 million of them.
Sell a few for ~5 dollars and claim it has a market cap of 5 million dollars.
My mind was changed on this. I used to believe it was simple, you're XX or you're XY. Even two people with the same genes could be quite different if those genes are expressed differently.
I agree, you'd need a way to verify every machine is running the the open source software. The risk are too great you'll fail and the rewards for anyone that can hack the machines too great.
To say a machine hasn't been hacked is trying to prove a negative.