However, everything has drawback of it. If they be a traveler they spend a lot of money from their parent so some family do not have enough money for their children to afford. For example, last year I spent 1000 bucks for my trip for two weeks only so how much for about some months or even a year. Moreover, the student who take a gap year will study a year behind compare to their friends. This will be less opportunities for their career.
In conclusion, there are some drawbacks but the benefits is much stronger. So, the trend of gap year will be more common in the future because of its pros