I noticed that too. The copy on the casino site is especially odd. Opal Ruby to JavaScript Compiler It is source-to-source, making it fast as a runtime. Opal i

I noticed that too. The copy on the casino site is especially odd. Opal Ruby to JavaScript Compiler It is source-to-source, making it fast as a runtime. Opal includes a casino comparison compiler (which can be run in any browser), a corelib and runtime implementation. The corelib/runtime is also very small.