Publication in Physical Review Letters 9 January, 2017 We invite you to read our new paper, just published in Physical Review Letters: A. Rutkowski, A. Buraczewski, P. Horodecki, M. Stobińska, Quantum steering inequality with tolerance for measurement-setting-errors: experimentally feasible signature of unbounded violation, Phys. Rev. Lett. 118, 020402 (2017). – [PDF]