Physicists reverse time using quantum computer

Not sure of the significance of this:

Quote:

Researchers from the Moscow Institute of Physics and Technology teamed up with colleagues from the U.S. and Switzerland and returned the state of a quantum computer a fraction of a second into the past. They also calculated the probability that an electron in empty interstellar space will spontaneously travel back into its recent past. The study is published in Scientific Reports.

https://phys.org/news/2019-03-physic...e-quantum.html

via International Skeptics Forum https://ift.tt/2CkGYyx