Hacker News on 20 April 2018

• Smugmug Acquires Flickr
• Towards Battery-Free HD Video Streaming [video]
• Wells Fargo Hit with $1B in Fines
• Towards Scala 3
• Rethinking GPS: Engineering Next-Gen Location at Uber
• FFmpeg 4.0 released
• Mermaid: Markdown-like generation of diagrams and flowcharts from text
• How to build a house alone [video]
• Facebook has auto-enrolled users into a facial recognition test in Europe
• Designing very large JavaScript applications