Michael Saylor: Bitcoin is an engineering solution to monetary problems

Michael Saylor published "What is money?" It states that money is a tool for storing and transferring economic energy across time and space. Gold is subject to physical friction, French currency is subject to political intervention and inflation, and bitcoin is an engineering solution to the problem of digital currency energy and to the problem of money by preserving and transferring economic energy at lower cost through fixed supply, password security and proof of workload。