Same as my WRAP boards from a few years earlier, but as with any other device out there, you may indeed protect yourself but have no guarantees the people you'r

Same as my WRAP boards from a few years earlier, but as with any other device out there, you may indeed protect yourself but have no guarantees the people you're talking to can or will do the same, unless they're privacy conscious and know how to protect themselves. Unfortunately all it takes is one of the endpoints to be compromised. Yours however is still a very valid point on why we should keep at hand an old device from before every chip could contain a backdoor, if only just for texting over serial port, just in case, although this could bring other problems like not having enough power for heavy encryption.