Hacker News on 29 October 2018

• Facebook exodus: Nearly half of young users have deleted the app
• With Proton and Steam Play, many Windows games now work on Linux
• IBM’s Old Playbook
• Book Review: A Philosophy of Software Design
• Copyright Office Adds DMCA Exemption for 'Abandoned' Online Games
• A Look at the Design of Lua
• Web Performance 101
• Decensoring Hentai with Deep Neural Networks
• NY Man Arrested for Cutting Wires to Red Light Cameras (2016)
• Technology preview: Sealed sender for Signal