ELI5 Money - did it really start with bartering?

When and where did money originate? Why are there two prevailing theories for how it came about? Why are there issues with the barter theory? If not the barter theory, what’s the other theory? What are some of the interesting phrases written on paper money? ... we explain like I'm five Thank you to the r/explainlikeimfive community. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Send us an e-mail: [email protected]