Pokedex? The pamphlet mentioned about it, but I don't know what they mean by a digital encyclopedia. Is it a digital version of a textbook or something?

[Now that he mentioned it, he noticed that the same music is playing in a background. Even when he tried to cover his ears, he still able to hear it.]

You ain't kidding about the music. I'll check out the radio if I can.

[He is also surprised at the existence of Pokemon interacting with computers.]

Really? What kind?