Currently, most in-game item purchases use digital tokens that can be purchased using fiat. But the long process and the high transaction costs have made gamers think again to make a purchase. Given the cryptocurrency have low cost and faster process, I agree that gaming is one of the keys to spread the mass adoption.
It would help the process to be more quicker and by using blockchain system there's a lots of tendency that it will integrate well from the gaming platforms. This target venue is big enough to take good effects from the industry, make things to happen will surely a game changers for this industry
to have more supports to received.
This needs strong support from different gaming platforms in order to implement the use of cryptocurrency. These days, it was harder for different sectors to develop this idea about virtual gaming payment system. But maybe if one day, people would learn more advantage effect of crypto on gaming I guess that's more capable to be adopted.