So, you’ve got a “wallet” that doesn’t contain “coins”—because the coins are actually on the network and they’re not coins, they’re outputs—and what you’re really holding is a keychain. Transactions are not from a sender to a recipient. Addresses don’t have balance in bitcoin. There’s no such thing as a balance of an address. An address controls outputs, and if you trawl through the blockchain and add up all of the outputs, you can figure out some notional balance. Whether that’s actually spendable or not, how much it is, is actually quite difficult to determine. There is no “balance.” You
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