Other than it not being tinfoil after the past 2-15 years of evidence that citizens are targeted, it's not unreasonable to assume that the public is "only" 10-2

Other than it not being tinfoil after the past 2-15 years of evidence that citizens are targeted, it's not unreasonable to assume that the public is "only" 10-20 years behind the NSA when it comes to technology. So unless you have lifecycle management on all your encrypted files, and plan on regular password rotation on everything on your hard drive that you keep encrypted, perhaps it's not unreasonable to use something secure and memorable NOW.