You are also now available to pre-order the game and if you do, you get the bonus edition (only for physical purchases). (cultureofgaming.com)
100 gold points = $ 1, and you earn 5 % from digital purchases and 1 % from physical purchases. (nintendochitchat.com)
Even homes that own multiple 3DS systems lean toward physical purchases, as the two gamers couldn't share their library between systems. (the-gamers-lounge.com)