rich1.0Jose (npub1s0…r9se8)https://yabu.me/npub1s0yzgftfss9rmkrq42qlqqssdquz5kcuga38f9u7kkuuvw5vvzssvr9se8njumphttps://yabu.meI need to educate myselfe more on that topic, looks interesting, are there some good Dokuments, about the e-cash stuff, to start my education ? Zap incomming...