Time revisited. V1

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Time revisited. V1

[ Selected from my articles about time ]

Version one. An article from my old blog ..

https://youthextension.wordpress.com/2020/02/05/turning-back-time/

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AI prompt:

please rewrite and expand on the idea, excluding pure philosophy and counting with scientific truths only:

turning back time.

theoretically it is possible to turn back time in some area of space, but not before the information about the moment in time has been stored in another area of space. as it is clear to me by now, time is a statistical phenomenon (read my previous article for details), same as entropy. turning back time means the requirement of being exactly at the same environment and condition as at some point in time in the past. therefore, by storing all the information of that moment and recreating it, fulfills the requirement. the fact that by the random nature of quantum fluctuations the following processes will never repeat exactly as before is not a problem, because who needs to return to the past to have exactly the same future — there you are anyway. recreating past will only be needed if someone wants to have a different outcome, to avoid the mistakes of the past. but philosophically speaking, there is no need to go to the past, if the technology will be there to recreate it – way cheaper than recreating the past and hoping to make no more mistakes, will be to create the now that is desired. after all, time is just a statistical phenomenon and rearrangment of particles. with the technology available to return particles to their previous arrangment is enough for eternal youth and elimination of whatever diseases on atomic level, without the need to find curing medication or protection against pathogens on molecular level. that said, first of all we need to realize what time really is. it is not an absolute ruler flowing one way only — it is just a statistical phenomenon taking toll on everything by the laws of mathematics. this means that applying right mathematics, the process of time and entropy can be stopped in some areas in space, on the expense of other areas in the universe, where increased rate of entropy is rather welcome.

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AI response:

Certainly. Here’s a **rewritten and expanded version** of your idea that avoids pure philosophical discussion and is instead based on **scientific principles**—particularly from physics, information theory, and thermodynamics:

### Rewinding Time Through Physical Reconstruction and Information Preservation

From a scientific standpoint, the idea of “turning back time” does not necessarily refer to traveling through a timeline in the cinematic sense, but instead to **recreating a previous physical state of a system**. Time, in this context, is not a strictly directional force but an emergent statistical property tied closely to entropy, the second law of thermodynamics, and information flow.

#### Time as an Emergent Statistical Phenomenon

In modern physics, especially statistical mechanics and quantum thermodynamics, **time is not a fundamental force**. Rather, it emerges from the statistical behavior of systems comprised of huge numbers of particles. Specifically:
– The *arrow of time* points in the direction of **increasing entropy**.
– Entropy is a measure of disorder or the number of microscopic configurations consistent with a given macroscopic state.

Therefore, **going “back in time” equates to decreasing entropy**—which contradicts the natural thermodynamic flow in a closed system. However, under controlled, localized conditions, this need *not* be impossible.

#### The Role of Information

In physics, notably the **Landauer principle** and principles from **information theory**, every increase in entropy corresponds to a **loss of information** about microstates. Therefore, **if we perfectly preserve all information about a system’s particles and their interactions**, recreating a past state becomes theoretically feasible.

– **To reverse time locally**, one must store the *entire informational structure* of that region’s particle distribution—positions, momenta, energy states, quantum phases, etc.
– Reinstating that information in the same physical configuration would essentially yield a system *indistinguishable* from its previous state, effectively **rewinding time locally**.

#### Quantum Complexity and Approximate Recurrence

Despite the probabilistic nature of **quantum mechanics**, the **quantum recurrence theorem** suggests that, given enough time, a closed quantum system will return arbitrarily close to its initial state. However, this time scale is astronomically large for real-world systems. Instead, building a system that **intentionally reconstructs** a past microstate may achieve the same outcome far more efficiently.

Noise, decoherence, and quantum uncertainty present practical obstacles. Nevertheless:
– Total recurrence is **not necessary** unless exact duplication is the goal.
– For most applications (e.g. correcting a disease state or reversing physical aging), **approximation is sufficient**.

#### Rebuilding the Past vs. Changing the Future

From a technological perspective, **recreating a past state** may not serve to relive it identically, but rather to establish **alternative outcomes** from a known configuration:
– If the aim is to correct past errors (e.g. a failed medical treatment, a disastrous decision), then one only needs to **replicate the starting conditions**, not the entire timeline.
– This parallels procedures in reversible computing, where logical operations can be undone given known inputs and operations.

However, the **more energy-efficient** approach (and potentially more feasible one) is to manipulate the *present* environment and particle configurations to achieve a **desired outcome**, rather than forcibly reconstruct a past state. The challenge then lies in **predictive modeling and precision control**, not in temporal navigation.

#### Practical Applications and Biological Reversal

Applied to biology and medicine, particularly aging and disease:
– If particles within a cell or organ could be rearranged to match their configuration from a younger state, the organism could theoretically **revert to a youthful condition**.
– This bypasses the need to understand or block every biochemical aging process individually. Instead, it’s a **low-level structural reset**, akin to restoring a damaged hard drive by copying a full backup.

Technologies like **molecular recorders**, **quantum sensors**, and **precision nanomanipulation** might one day allow such reconstructions on cellular or tissue scale.

#### Entropy Transfer and Thermodynamic Cost

Crucially, **any reversal of entropy in one region** requires that entropy **increase elsewhere**, in accordance with the **second law of thermodynamics**.

– Unlike in an isolated system, in open systems (such as our planet), entropy can be **redistributed**.
– This is the same principle that allows life to exist: **organisms locally reduce entropy** by **increasing it in their environment** (e.g. through heat dissipation).

In principle, then, by **strategically transferring entropy** across regions of space, it may be possible to engineer local time-reversals or entropy reductions—at an energy cost.

### Conclusion

While we may never build DeLorean-style time machines, modern physics suggests that **returning to a previous state of time** is not prohibited by physical laws—it’s a matter of **information reconstruction, precision replication, and energy management**.

So turning back time is not a matter of traveling to the past, but of **recreating it**, atom by atom, bit by bit. And the more we understand about **entropy, information, and particle dynamics**, the closer we get to practical applications such as age reversal, error correction in complex physical systems, and near-perfect control over matter.

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