With an easy access, yup it gives the gambler more time to play the problem with that they also forget how to control there supposed budget, since online gambling caters easy deposit process gambler can just keep on tapping more money and with such luxury they can spend more time playing, which leads them to lose a lot and unable to control aggressions and frustration that stregthen the desire of keep on playing.
Anyone who is attracted and addicted to online stuff for sure is likely to get easily addicted to online gambling, but those who still know their limit in using the internet will always have a way to distract themselves and know when to call it a day.
Offline gambling houses are also very close to the people; for those who live close by, they don't also have to go through the stress of a bank deposit to fund their betting account when they can just walk directly into the cashier stand and place their bet and pay with cash. This generation is more open to technology, which also shows why online casino addicts could be on the higher side.