Not to argue about the privacy issue, but aren’t there better options than a towel? Get a phone without camera? Get one of those phones with physical switches for sensors? Get graphene OS and don’t install anything but signal? I feel the towel wrapping is not the best solution for your privacy issue.

While it was an interesting read, the article is quite outdated and the author is overly negative of literally everything, not just privacy. If a browser has a glowy button, it’s horrible because it’s too fancy… I feel for the guy…