The cryptocurrency might be on its way to become illegal in almost every country due to its tainted blockchain.A team of researchers from the RWTH Aachen University in Germany found what seems to be illegal content on the blockchain while sifting through it to examine how much arbitrary data it contains. In their analysis, the team of German researchers uncovered about 1,600 inserted files, over 99% of them which are texts and images of an outlawed nature, including links to child pornography, copyright and privacy violations, and more. "Since all blockchain data is downloaded and persistently stored by users, they are liable for any objectionable content added to the blockchain by others. Consequently, it would be illegal to participate in a blockchain-based [system] as soon as it contains illegal content."This basically means that anyone who has downloaded data from the blockchain unknowingly participated in the distribution of child pornography, which is obviously very il...