(ignoring the translation to a representation a machine can understand) asking when the best time to sow crops requires domain knowledge and lots of analysis, asking to be called upon a certain event is simply implementing a rule.<p>Sure, something like Siri could be incredibly useful in the future if we can architect it properly, but comparing the current "personal assistant" to a knowledge engine that can answer any possible question is like comparing a Wright Brothers plane to a modern fighter jet.<p>TLDR: author goes far overboard with his conclusion, nothing new ...