Mission possible: Here’s what Faraday bags can and can’t do

Have you ever lain in bed wondering how to (hypothetically) evade capture by federal agents?

No? Well, that probably just means you’re normal. However, if you were to engage in this hypothetical, you might have considered Faraday bags. These bags, which are just small, flexible containers that block electromagnetic fields, have a number of potential uses.

You can, as I’ve written previously, use them as low-tech screen timers. However, their advertised use is a bit more ambitious. Need to survive an electromagnetic pulse, or EMP, attack; avoid data harvesting by the NSA; or go on the run from the FBI? These bags, according to their sellers, have you covered.

In today’s world, true privacy is impossible for most people without either a massive financial investment or

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