The website mentions overcommitting volumes being an effective method of creating plausible deniability. How does Shufflecake manage used data in the volumes to make sure they don't clobber each other? Do you depend on TRIM requests coming from the file system, or is it just a matter of hoping you don't happen to cause corruption?
There is a further FAQ entry about TRIM that seems more related to the underlying encryption than to file systems that live on top.
There is a further FAQ entry about TRIM that seems more related to the underlying encryption than to file systems that live on top.