Reference

• OpenFactBook - A replacement for the deceased CIA World Factbook, maintained by a community of users.
• Project Gutenberg - Long-lived repository and source of free digital editions of many books.
• textfiles.com - Jason Scott's (Internet Archive) haven for early computer and internet culture, remembered in the form of ASCII text files.
• Urban Dictionary - Crowdsourced online slang and dictionary, documenting how words, phrases and textual memes are used throughout the internet.
• Green's Dictionary of Slang - A dictionary of historical English slang