Brief, factual summary of the article in Slovak: The article deals with the phenomenon of long-term COVID, i.e. persistent symptoms of the COVID-19 disease after overcoming the acute phase. The study presented in the article shows that long-term spinal cord stimulation can provide lasting pain relief in patients with long-term COVID. The article further informs about the reactions of past leaders to current threats, which are presented in the section "Echoes of artificial intelligence". Overall, the article provides an overview of the current research and debate surrounding long-term COVID and its treatment.