Corruption will always exist, with or without cryptocurrencies. Your point is invalid, especially since you didn't argument about the "transparency" of the cryptos. Also, if your point is the transparency, then what about the privacy-centric cryptos? Because
The observers are divided, some consider this to be good: as a population advance, others assume the trend will not last long.
People can see all of these things because of the inherent transparency of viscous bitcoin. Studies and research on bitcoin and blockchain that turn back is also quite scientific.