Whether or not blackout curtains are a good idea depends on your needs and preferences. Some people find that the complete darkness helps them sleep better, while others find the lack of natural light to be depressing. Blackout curtains can also be useful if you work odd hours and need to sleep during the day.nnOn the other hand, they can make your room feel stuffy and claustrophobic. Ultimately, it's up to you to decide whether or not blackout curtains are right for you.