People I like on the maths servers:

• Anastasia Ignatyeva
• Stephanie Hyland
• Cian Booth
• David Whyte
• Máire Lawlor
• Debbie Ip
• Eiseart Dunne
• Josh Tobin
• Killian Rogan
• Louis Gregg
• Gavin Cheung

Things I like on the internet:

• Project Euler
• Rosalind (my profile)
• Cryptopals (fionn/cryptopals)
• id0-rsa
• Block Breakers (fionn/blockbreakers)
• Hack This Site
• Harry Potter and the Methods of Rationality
• Sorry, But Your Soul Just Died
• arXiv vs. snarXiv
• Bitcoin: A Peer-to-Peer Electronic Cash System
• A radical proposal to keep your personal data safe

Some bookmarks.