What's a trade show?

A "trade show," is an exhibit hall full of exhibits on various products. Here is a presentation given at a booth at a trade show.
Watch the U-tube video and evaluate it.

Would you like to work at a trade show? Why or why not? Who is sponsoring the information given? Is it biased or is it balanced? What topics were presented? How could you find out more information on the ideas presented? Can you find something related that is presented from another viewpoint? Write an essay about your findings.