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Notes on counting crypto properly
Short pieces on the things that make a portfolio total wrong — chains nobody checked, permissions nobody needed, and figures that look measured but were remembered.
2 min read
One address is not one balance
The same EVM address holds different assets on every chain it has ever touched, which is why a tracker that reads one network quietly reports a number that is too low.
2 min read
What a portfolio tracker should never ask you for
A tracker only ever needs to read. Here is the shortest list of things that means it should never request, and how to create exchange keys that cannot do more than they need to.
2 min read
Every figure should say where it came from
A balance read from a chain, a balance read from an exchange, a balance replayed from a statement and a balance typed in by hand are four different kinds of claim — and a total that mixes them silently is not one number.