Everything that has an advantage also has a disadvantage. Before online gambling started becoming as popular as it is today, which many can link to the COVID-19 spread that restricted people from leaving their homes, physical casinos and betting shops had also been producing gambling addicts.
Anyone can get addicted to whichever means they use for gambling; if you don't have self-control, you will get addicted even if it costs you a whole day to go and gamble. Some people won't mind as much as it's going to satisfy their gambling urge.