Using Metcalfe's law to analyze BTC and BCH price
The Metcalfe's law (https://en.wikipedia.org/wiki/Metcalfe%27s_law) says that the value of a network is proportional to the square number of connected users to the system. This reddit post explains more:
So in our case we are not counting users, but rather transactions which should give similar results.
Behind the wall is the Bitcoin chart from August 2017 till today, hinting at whether it's over or under-priced.
There is also a Bitcoin Cash chart, showing how BCH is doing in relation to this law.
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