Apps to use in Prague: Vexl. Czechs are quite privacy-conscious, so it's only natural that one of the most ambitious p2p KYC-free apps emerged here. Vexl is a phone app giving its users a simple way to discover peers for buying & selling bitcoin locally, in a private manner. Vexl works through a social graph based on imported phone contacts, is end-to-end encrypted, has no escrow, takes no cut of the trades. It is an open source public good. Vexl is simply the best way to buy & sell some bitcoin in Prague, with privacy (cash-for-sats recommended to maintain the highest level of privacy). Check it out at vexl.it