english: So many people worked on it, but by the '40s, certainly by the '50s, this strange but very compelling idea of how to unify the laws of physics had gone away.
non_english: Pracovalo na tom veľmi veľa ľudí, no v 40-tich a zreteľne v 50-tich rokoch minulého storočia sa táto zvláštna a podnecujúca myšlienka ako zjednotiť zákony fyziky postupne vytratila.