I do not know of the web page to which you are referring, but perhaps its purpose was not to demonstrate just how complex a system can become, but rather how li

I do not know of the web page to which you are referring, but perhaps its purpose was not to demonstrate just how complex a system can become, but rather how little is required to create an unpredictable system? People often refer to Stephen Wolfram's rule 30 as a demonstration of chaotic behavior for this very reason: It is interesting because of the simplicity of the rules, but it is certainly more predictable than, say, an infinite array of random binary values.