[ assl = (0.39±0.26±0.20)% ] Last week at the 16th International Conference on B-Physics at Frontier Machines, “Beauty 2016”, Marseille, France, the LHCb collaboration presented the updated result of a measurement of the semileptonic asymmetry, assl, related to a difference between a probability of a beauty meson, B0s, to oscillate into its antimatter partner, B0s,…