For about a year or so, I have made Functional Reactive Programming (FRP) taboo. I cringed at every mention of it. I think this was a mental self-defense reaction, my extended immune system was sending me a signal that I spent too much time thinking about this subject without any tangible results. The fatal attraction of FRP is its simplicity. Semantics are beautiful and clear. There are Behaviors, functions of time, Events, timed occurrences, and they all dance together. You write causal transformations[...]