"For pictures that have been reencoded to JPEG multiple times I recommend shred." (https://www.gnu.org/software/coreutils/manual/html_node/shre...)
That's the funniest thing I've read in a while.
That's the funniest thing I've read in a while.
"...It can be kept in some of the ordinary structural metals—steel, copper, aluminum, etc.—because of the formation of a thin film of insoluble metal fluoride that protects the bulk of the metal ... If, however, this coat is melted or scrubbed off, and has no chance to reform, the operator is confronted with the problem of coping with a metal-fluorine fire. For dealing with this situation, I have always recommended a good pair of running shoes."