My email is andy@tck.mn (PGP key).

Other ways you can contact me:

• Telegram
• Discord

Some other accounts on various platforms:

• Github
• Stack Exchange
• Reddit
• speedrun.com
• Lichess
• webDiplomacy

(I also have barely-used hackernews and twitter accounts, and old lichess, reddit, and hackernews accounts from before I changed my username)