Understanding and realization
This was the reason why he was always excited when he thought of playing Rebirth and why his mood would always brighten up each time he thought of the game, back on earth he barely had access to even a Tv and couldn't really subscribe to the internet, he mostly watch the news that was being played on the billboard on his way and back from work.
If he was to be honest, if Quzin and then Sophia hadn't really told him about the game and then show him Rebirth he wouldn't have known such a game even exist in this world and even if he eventually had knowledge of its existence, Bernard would simply have found another way to train himself, because he wouldn't have been able buy it just from the exaggerated amount of credit points needed to purchase it from the arcade hall.