Being on video conference calls repeatedly is exhausting. This phenomena is believed to be caused by the brain working overtime because we can tell the other person is an imperfect projection and reading body language is difficult.
This became into the national consciousness during COVID-19, where much of the workforce was forced to work from home and use video conference tools to communicate.
Links to this note
In a recent study looking at the impact of remote work during the COVID-19 pandemic found that perception of organizational support for remote work correlates with higher reported productivity and gains in productive working time. This is in contrast to those that perceive low support for remote work as having a negative impact on productive working time and indicating greater depression symptoms.