[AndrewC]

You've submitted that it performs a given function,

I submitted that it was a rock that I hypothesized was an arrowhead. I did not hypothesize that it would perform any function, a blunt arrowhead will not make anything bleed to death, yet it is still an arrowhead. Have you no answer to my question about blood?

[tacticalogic]

I submitted that it was a rock that I hypothesized was an arrowhead. I did not hypothesize that it would perform any function, a blunt arrowhead will not make anything bleed to death, yet it is still an arrowhead.

Then you have submitten that this "arrowhead" was intelligently desinged to be useless.