Introduction.In the technogenic epoch, people’s understanding of the nature of time has changed. The image of the high-tech time has formed and widely spread under the influence of modern technologies. Today, it has determined the nature of the temporal existence of person and has become, through the electronic clock, an instrument of its dehumanization. Anticipating these threats, the representatives of existentialism undertook the development of temporal problems starting from the middle of the XIX century. The existential analysis of the category “instant” as a specific dimension of the temporal existence of a person has taken a central place in it. Identifying the differences in the meaning of the terms “instant” and “minute” in philoso...