https://coinreport.net/coming-demise-bitcoins-sole-reign-part-2/Universal acceptance of multiple currencies at first seems like a near-impossibility, but it’s actually an eventual certainty. The cost for accepting Bitcoin is very, very low, and the additional cost of accepting, say, Bitcoin and Litecoin, is actually extremely, extremely minimal. Once you have a system that accepts one, accepting another very similar currency is trivial. As such, if one cryptocurrency can gain universal acceptance – which would occur necessarily if Bitcoin rises to global prominence – it follows that in the theoretical world where two or more cryptocurrencies are of equivalent market capitalization and liquidity, they will both be universally accepted. It’s a three-step process: