This is a draft for an upcoming book, and comments/feedback would be much appreciated! BTW, for environments where WebWorker-Threads is not an option (e.g. Nod

This is a draft for an upcoming book, and comments/feedback would be much appreciated! BTW, for environments where WebWorker-Threads is not an option (e.g. Node.js 0.6), https://github.com/audreyt/ethercalc/commit/0f41d2032483388533ce9b62faa7902944efbb05#L5R8 https://github.com/audreyt/ethercalc/commit/0f41d20324833885... provides a backward-compatible fallback.