From pixels to characters: The engineering behind GitHub Copilot CLI’s animated ASCII banner

Most people think ASCII art is simple, and a nostalgic remnant of the early internet. But when the GitHub Copilot CLI team asked for a small entrance banner for the new command-line experience, they discovered the opposite: An ASCII animation in a real-world terminal is one of the most constrained UI engineering problems you can take on. Part of what makes this even more interesting is the moment we’re in.