[tortoise]

Volcanic eruptions are not "computational engines running algorithms."

You have a pedestrian definition of "computation" that is not useful in a rigorous discussion. If the discussion is to have meaning, precise and rigorous definitions need to be used.

[Southack]

"Volcanic eruptions are not "computational engines running algorithms." - Southack

"You have a pedestrian definition of "computation" that is not useful in a rigorous discussion. If the discussion is to have meaning, precise and rigorous definitions need to be used." - Tortoise

computation
n 1: the procedure of calculating; determining something by mathematical or logical methods [syn: calculation]
2: problem solving that involves numbers or quantities [syn: calculation, figuring, reckoning]
Source: WordNet ® 1.6, © 1997 Princeton University

So, just how are volcanic eruptions different from my claim above in your "non-pedestrian" worldview?

[snudge]

Wait a minute! If a black hole can destroy the past, does the future exist?