Germany is stuck like 5 years behind when it come to mobile internet. All prepaid plans are like 200Mb and the network is horrible.
In Austria, the market is so free, that supermarkets are obliged to physically put a fence over shelves with detergents on sundays.
FYI: you can install and run Yosemite from a SD card (if you have a slot). 32Gb Class-10 (not even UHS-I) card worked totally fine for me.