thanks... corrected.

Might be flawed! Point 1: You did not account for the lightning effect. Lightning does transactions out of the blockchain. The single lightning start/close transaction will tend to have higher value. This

can anybody recommend some brands and models?

I think people vastly ignored one fact, which pretty much determines the price of bitcoin: A recent news said that 97% of the BTC are hold by 4% of the pub keys. So those few people in fact determine BTC

I think there was a biiiiiiiig misunderstanding as Charlie Lee announced selling off his LTC. People took it negative, but it sounds great for me. Think that way: If he is reaching agreements that will