How dare they do this?

Note to owners of computer stores and service delivery of goods! Do not give the job like this person or you will get a lot of complaints from customers!

In the uploaded video on YouTube by user MrStudentRevolt, it appears two employees are managing a large pile of boxes labeled computer brands. Instead of placing the boxes in a way that quickly, they even threw. One of the workers to take a box and introduce them to other employees, who received the box and threw it (again) into.

So, is find an answer to why the computer or laptop often problematic?