How does BTC B work?

Could you please elaborate on the functionality of BTC B? I'm curious to know how it operates and what makes it unique in the cryptocurrency sphere. Could you provide a detailed description of its inner workings, including its underlying technology and any specific features that distinguish it from other digital assets? Additionally, could you also discuss its potential use cases and how it fits into the broader cryptocurrency ecosystem? I'm eager to understand the intricacies of BTC B and how it contributes to the field of finance and cryptocurrency.