couple of questions here: what can you download exactly? i got rid of my wireless router before i got my used DS (no manual) so idn what this feature does. can someone tell me? ive had my DS for a long time now and its buggin me. Homebrew: what can you tell me about it? where can i get it? do i need a modded DS? will it in anyway affect the DS undesirably? what kind of apps are available? thanks.