Who told you that they are not attempting the reproduction? Even US labs are attempting it, some of them explicitly in the open like the Argonne National Labora

Who told you that they are not attempting the reproduction? Even US labs are attempting it, some of them explicitly in the open like the Argonne National Laboratory. Here you can find a non-comprehensive list of reproduction attempts: https://forums.spacebattles.com/threads/claims-of-room-temperature-and-ambient-pressure-superconductor.1106083/page-11?post=94266395#post-94266395 https://forums.spacebattles.com/threads/claims-of-room-tempe...