When I first got my S II X the 16GB of built in memory seemed straight forward, but there were issues with regards to default file (music and image) locations.
For a complete explanation of how our phone memory is used, here are my original posts on the subject.
1) Original question
2) Post 18 with complete answer
For a complete explanation of how our phone memory is used, here are my original posts on the subject.
1) Original question
2) Post 18 with complete answer