The main goal of Callisto is to research and develop a reference implementation of a self-sustaining, self-governed, self-funded blockchain ecosystem and development environment. Callisto aims to establish a secure and contribution-friendly environment for further protocol development and improvements. It will rely on a built-in system of smart-contracts to achieve this goal.
Bean Cash has a maximum coin supply of 50 billion virtual beans, approximately 2380 times more than Bitcoin's supply. It will take 96 years before all of Bitbean's supply is fully available. It is the first cryptocurrency to implement a 20MB block size limit. Bitbean has a confirmation time of 1 minute.