Everything you know about (Bitcoin) wallets is wrong

In Bitcoin Cash the level of innovation is amazing, and we have several wallets that used to be for Bitcoin Core that have now been made compatible with Bitcoin Cash. The problem is that new wallets coming to market are essentially doing the same as the old wallets, with very minor changes. And here is the thing, all current wallets are doing it wrong. The first wallet that existed was the one that Satoshi put in the full node software. Continue reading

zero-conf and double-spend FAQ

Q) What is zero-conf

A) Payments in Bitcoin Cash get confirmed by miners in a block, one block after another. An exchange may require 3 confirmations which means that a payment was mined in a block and two more blocks were created extending the bitcoin chain.

Continue reading

Flowee just got easier to build

Flowee is about helping creators to connect to Bitcoin (BCH). In today’s world we still are missing a lot of very useful components which allow us to integrate Bitcoin into every day life. Creators are the ones coming in and building those solutions. Today I finished a little project (took me almost a week) to upgrade the Flowee the Hub git repository so it can be build using cmake. An action taken after having seen too many people fail at the building step. Continue reading

How Flowee managed to make the wallet rescan speed 10x

In Bitcoin (BCH) a wallet doesn’t store a certain amount, instead it stores all the incoming payments you received before. Much like cash where your wallet stores the bills you received. A side-effect of this design is that if you want to check how much a backed-up paper wallet is worth, the wallet application is required to check for matching transactions in the block-chain. A typical needle in a haystack. The worst case scenario is when you have to rescan the entire history of Bitcoin Cash. Continue reading