Firstly you need to understand the concept of Payment Service Provider(PSP) and Payment Service Operators(PSO). Payment Service Operator(PSO) is the platform that acts as an intermediary to settle all the financial transactions of PSP who are using their network for the purpose of fund settlement and debit-credit routing related activities.
In 1991, 21-year-old Linus Torvalds announced a "hobby" operating system. Today, Linux powers supercomputers, cloud servers, and Android. Explore his journey, the open-source economy, and the lessons for modern developers.