GitHub Copilot - Is it legal?

Top AI stories of the week.

Last week, the ML world was all gaga about the launch of GitHub Copilot, an AI-based tool that helps programmers write better code. Copilot is based on OpenAI Codex, an AI system trained on a dataset made up of a sizable chunk of public source code at Github.  

The announcement of GitHub Copilot kicked up a storm in social media. The initial reaction has…