Bitcoin BTN23 was hovering near its highest so far this year on Friday after crypto investors took encouragement from a legal victory in which the cryptocurrency XRP was ruled not to be a security. A U.S. judge said on Thursday that Ripple Labs Inc did not violate securities law by selling its XRP token on public exchanges. The case marks the first win for a cryptocurrency company in a lawsuit brought by the U.S. Securities and Exchange Commission. Although the decision was specific to the individual case, it unleashed a wave of optimism among crypto investors that more cryptocurrencies may…