Tuesday, November 1, 2011

Cosmic Fun: Random Ramblings in Modern Cosmology: The Infinite You: Part Two

The following ideas are primarily mine alone, the good, the bad and the ugly, albeit based on and influenced by reading multi volumes of tomes in modern cosmology. However, I’m also quite sure that numerous others have quite independently thought somewhat similar, if not exact, thoughts as well. Therefore, I’ll take no credit for being right, if I don’t get blamed for being wrong!

THE INFINITE YOU (Continued from yesterday)

5) The Infinite You As A Simulation: Do you exist? I mean really, really exist and have a physical reality? That’s a pretty dumb question you’ll probably ask! The answer is an obvious ’yes’. But, what if I were to suggest that the odds are very high that you have no actual physical reality, and that I have no actual physical reality, and that in fact all terrestrial life, Planet Earth, perhaps the entire observable universe has no actual physical reality! In other words, what if we are a computer simulation!

Let’s suppose, for argument’s sake, that in the real physical Universe, there exists some tens of thousands of extraterrestrial civilizations which have evolved technology our equal or better (even more advanced).  The odds are high that most would have invented computers – hardware and software.  Any one civilization, such as our own, have (to date) produced multi-thousands of computer programs, many of which simulate life forms – think of the hundreds, indeed thousands of computer/video games. No doubt these programs will grow, over time, ever more complex and lifelike.

If one advanced civilization produces multi-thousands of individual computer programs that simulate an actual, or imagined, reality, what are the odds that we aren’t one of those thousands vis-à-vis being that advanced civilization that actually exists? How could you know if you were real (hardware), or imaginary (software)? I maintain there’s no way of you knowing.

There’s only a relative few actual civilizations, but untold number of created false realities – what odds we are one of the real ones and not one of the imaginary/simulated many?

Perhaps our concept of ‘God’ is nothing more than a mythological version of some advanced, but hardly supernatural, extraterrestrial computer programmer! Now as long as nobody hits the delete key!

But of course if there are multiple copies of that computer program containing you (not to mention file sharing), then that equates to a lot of you! You could exist hundreds, thousands, hundreds of thousands of times over, all leading perhaps identical, but more likely as not, similar ‘lives’. Now you quite obviously could not meet yourself as each piece of software is akin to a one universe – the collection of all the units of that software is akin to a multiverse!

Is the idea really so way out in left field that there’s not a snowball’s chance in hell that it could be right? We have to look to advances in our own terrestrial computing power to determine that. Computer generated simulations are already realistic enough that they are used to train pilots and MDs and other humans in professional activities where mistakes in training, if done in real situations, could be disastrous.  Our cinema industry has already produced computer generated virtual reality films, bypassing real actors and real scenery. It’s entirely possible to bring back in a sense dead actors to star again in new productions. We’ve all be awed by computer generated special effects in films that are so realistic that if you didn’t actually know better, you’d swear were real.

Walk into any DVD store and you’ll find thousands of video (computer) games and/or simulations that you can run on your PC. Most have ‘humans’ in various role-playing guises that are software generated and which you interact with. The reality factor is increasing by leaps and bounds. At what point will the software become complex enough that these simulated ‘beings’ are advanced enough to have self awareness? What happens when the software programming these virtual ‘humans’ becomes equal to the software (brains) that program us? What happens when the computer software complexity exceeds that of the human brain? Farfetched? Methinks not. Now just replace our virtual ‘humans’ with ourselves, and maybe, just maybe, we’re the virtual reality in somebody (something) else’s actual reality.

That theory is testable. While I can think of no way to prove I’m not a simulated being, one can find evidence that we do live in a simulated universe, and by implication, we too are simulated beings. The theory is testable. No software (computer or human wetware - brains) is perfect. If there are any glitches, or software upgrades, they might be detectable as anomalous phenomena in some context or another. Like say one of the physical constants were tweaked and altered ever so slightly (and there is some evidence for that – the fine structure constant for example or the proton-electron mass ratio has apparently changed over astronomical time periods), or say the expansion of the Universe began to accelerate for no real apparent reason (that sounds familiar).  Computer software – from our experience – is always being upgraded / updated. If the same applies elsewhere, we could perhaps notice it if we’re a product of that software.

One bright note is evident. Even as you approach your own demise, take heart and rejoice, for there is another you(s) to carry on, and on, and on, and on, and on! As the sun (once upon a time) never set on the British Empire, so to will the sun never set on you.

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