They don't. I was at the presentation. It assumes that the target FS is ext3 and one has bypassed the mitigations you mention and any others that get in the way

They don't. I was at the presentation. It assumes that the target FS is ext3 and one has bypassed the mitigations you mention and any others that get in the way. Mention is made of previous generation SSD tech that was vulnerable to charge leakage during IO to adjacent cells.