With Android L, Google are moving to Linux kernel 3.10. One of the changes this should bring is improvements to F2FS filesystem. Perhaps the Sensation would benefit by using F2FS over EXT4 when running Android L.
XDA Developers was founded by developers, for developers. It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. Are you a developer?