What is this site?All data can be converted to pure numbers, such as algorithms, music, or in this case, text. From there, the numbers can be converted into hexadecimal colors, and made into a flag.Freedom of Speech flags are created as a type of vexillilogical steganography (or, hidden meanings in flags). Originally made in 2007 as a protest of the absurdity to the outlawing of the key to the AACS encryption algorithm, the first Freedom of Speech flag has since inspired other group to make flags out of these 'illegal numbers'.