In the year 2014, humanity experienced an incredible event as beings from beyond our planet made contact with us and proposed a trade deal. They presented us with a groundbreaking, consciousness-controlled robot called the "Exoframe" that boasted a wide range of practical applications. The exchange they proposed was simple: in exchange for this extraordinary invention, which was more affordable than traditional equipment such as tanks, aircraft, and firearms, we would offer limestone. One of the most extraordinary aspects of the "Exoframe" was its user-friendly design, which made it accessible to anyone who wished to use it. Almost immediately, this incredible technological advance sparked a wave of unprecedented changes across the globe.