Anons. Relevant to drops 1713-1715. Pixelknot.

Apparently the problem is far bigger than just passing messages on /pol/.

Chinese spy popped recently moving trade secrets using very similar methods. Possible DF's driver used similar methods.

sauce: https://www.justice.gov/opa/pr/new-york-man-charged-theft-trade-secrets

also: https://resources.infosecinstitute.com/steganography-and-tools-to-perform-steganography/

site listing many methods for utilizing these methods