Even better: mail yourself a bunch of empty, unsealed envelopes, then put whatever you want in them a decade or two from now. Snopes describes the "poor man's

Even better: mail yourself a bunch of empty, unsealed envelopes, then put whatever you want in them a decade or two from now. Snopes describes the "poor man's copyright" as not useful in the US, "may" be some use in Britain: https://www.snopes.com/fact-check/poor-mans-copyright/ https://www.snopes.com/fact-check/poor-mans-copyright/