AE is not a special effects production software, it is called Account Executive, commonly known as Akon;
PR is not a video editing software. It is called public relations. The Chinese name is public relations. It is a habit of people adding the title of "miss".
AE is the starting point for PR. Many boys and girls have great dreams of PR, but they failed in the two years of AE.
Speaking of those two years in AE...