"Field studies suggest that higher frequency of task switching is associated with lower perceived productivity [34, 38]. Several explanations have been proposed

"Field studies suggest that higher frequency of task switching is associated with lower perceived productivity [34, 38]. Several explanations have been proposed for this relationship, including the depletion of cognitive resources used in attending to interruptions, the redundancy of work when reorienting back to the task [34], and that a polychronic workstyle may be contrary to what most people prefer [5]."