... when he initially cooperated? That's like saying that you wave your right for freedom of speech if you shut up for a moment.

I thought Google would be the ones undermining privacy in this case...

Yep... Probably the technology was originally used in Kassam missiles.

Well, it might sound like a cool idea, but this just wouldn't work. This kind of "memory" would be to slow to be useful, since it would involve long biological processes to decode the RNA (or DNA). It would be like storing a program's memory page on an external floppy disk.