Assuming this all works out, the image in this tweet is also a valid ZIP archive, containing a multipart RAR archive, containing the complete works of Shakespeare. This technique also survives twitter's thumbnailer :Ppic.twitter.com/P0Owq9abRC
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There's probably a minimum size they don't care about. It is fairly small.
small in screen size on in file size? xD take your time to check the file size
I assume the zip data is stored in metadata that is untouched by scaling, compression and thumbnailing.
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