Hello, It’s Friday. (Secure) Ruby Quiz Time! Let’s use America’s most popular lottery - Powerball Mega Millions - and make it provable fair by - surprise, surprise - putting the machinery on the blockchain with a contract script in (secure) ruby. Let’s warm-up with the simplest possible lottery first. Join us. Question or comments welcome. Note, the ruby-talk mailing list is the “official” sruby channel. Cheers. Prost.