The era of modernity is characterised socially by industrialisation plus the division of labour and philosophically by "the loss of certainty, and also the realization that certainty can hardly ever be founded, at the time and for all". Does one struggle to multi-activity? This is absolutely rapid-shifting as in cooking https://directorypile.com/listings12676370/culture-of-the-united-states-no-further-a-mystery