all apps can be downloaded via iPhone, just some of them need to be downloaded while on WiFi. The size limit was increased from 20MB to 50MB with the launch of

all apps can be downloaded via iPhone, just some of them need to be downloaded while on WiFi. The size limit was increased from 20MB to 50MB with the launch of the new iPad, so it's not that big of a deal. of course "liking" apps wouldn't hurt, but there are already apps that do this - like App Shopper. It will even tell you when the apps you like are on sale etc.