Why do ceilings have texture?

The texturing hides imperfections very effectively. It helps eliminate echo in a room. If you have ever talked in a room before and after carpeting, you know what a big difference carpet makes on echoes. An acoustic finish is like carpeting the ceiling.

Are textured ceilings outdated?

Although popcorn or textured ceiling has become outdated, some benefits are still attached to its usage. One of such is that they help to conceal imperfections on the ceiling. Such imperfections include the tape and dirt seams used for your plasterboard.