I've actually been planning on writing a similar article. It's even in my notes AND in my text file that holds article ideas! However, now that I see this article, I won't have to write it. That'll save some time - plus this is written far better than I'd have done:
VPN - a Very Precarious Narrative - Dennis Schubert
A very long article about commercial VPNs, their marketing strategies, and the truth behind their privacy and security claims.
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