the disadvantages of TV commercial

advantages:
1, u have time to take a break, ease ur drying eyes, go to toilet, etc;
2, sometimes commercials are funny, enjoyable;
3,u come to know about famous brands, and it's always chatting topic with people, if u know nothing about any commercial,u have less topic with friends

disadvantages:
1,most of them are boring;
2,prevent us from enjoying our desired tv program;
3,sometimes will change programs and miss them because of tv commercial;
4, mislead consuming;
5, a waste of time since the play it again and again
.....