this estimate is far too short even assuming a sequence of unprecedented negative events.
A more tangible catalyst would be a power vacuum after the current leader dies filled by a very poor candidate. Even then it took lousy Roman Emperors hundreds of years to squander the legacy of Rome.
Ancient Romans didn't have instantaneous access to information and global markets. The whole world economy could collapse basically overnight in the modern era.
this estimate is far too short even assuming a sequence of unprecedented negative events. A more tangible catalyst would be a power vacuum after the current leader dies filled by a very poor candidate. Even then it took lousy Roman Emperors hundreds of years to squander the legacy of Rome.