What are the disadvantages of telecommunication on business?

Telecommunication is becoming more robust with the introduction of Voice over IP and the merge of packet and circuit switching. Businesses are utilizing telecommunication to lower overhead cost instead of face-to-face meeting traveling across the world, video teleconferencing is utilized. However, the personal touch of face-to-face has deminished. Emails are also heavily relied upon on and an excellent tool to communicate with people, but there are people who doesn't have email etiquitte and their message may be misinterpreted. Not to mention, employee who doesn't know how to safeguard information for example bank of american lost tons of consumer's information, and financial institution getting hacked.