FOSS in the Mobile World The closed Mobile World Compare the Mobile world with the PC world In the PC world you buy some more or less standardized hardware you have the freedom to install whatever OS on it you have the freedom to install whatever Apps on it you can run it 100% based on FOSS and get the freedoms you connect to communications networks with (dsl-)modem the network protocol stack (TCP/IP, WiFi, ISDN) runs on the PC