From GitHub Copilot’s upgrade with Claude 4 models to game-changing AI announcements at Google I/O and Microsoft Build, plus urgent Node.js security fixes — this week’s Developer Nation roundup gives you the essential insights you need to stay current in the fast-moving world of tech.

Powering up your backend knowledge? Our friends at Packt have shared five backend books you should read in 2021.

The soon-to-be-released Windows Subsystem for Linux is a brilliant. Nevertheless, there is no need to wait for Microsoft to make WSL available to everyone. I’ve been using Bash in Windows – in my daily workflow – for the last 5 years and it’s working like a charm. If you want to do the same, read on.