What is Bitcoin-ABC GitHub?
Could you elaborate on what Bitcoin-ABC GitHub specifically refers to? As a professional practitioner in the field of cryptocurrency and finance, I'm familiar with Bitcoin and its various forks and implementations, but Bitcoin-ABC specifically piques my interest. Is it a software repository where developers collaborate on the ABC version of Bitcoin? If so, what are the key differences between Bitcoin-ABC and other Bitcoin implementations? What kind of features or improvements does it aim to introduce? And how does it fit into the broader cryptocurrency ecosystem?