The thing is - there is no black box tech. Bitcoin paper is so clear you can explain the tech behind Bitcoin to a person in few minutes/hours depending on their

The thing is - there is no black box tech. Bitcoin paper is so clear you can explain the tech behind Bitcoin to a person in few minutes/hours depending on their math background. Same holds for virtually any cryptocurrency although the tech gets a bit more complicated (for example zero-knowledge proofs used by Zcash are not that easy to comprehend and explain). There are many benefits of cryptocurrencies, one of them is IMHO pretty important - it is much harder to manipulate the prize of currency, or to create new amounts of currency at will - everything is backed by math and computational power.