I find it surprising that people still use M4 for anything. I encountered M4 in my first job out of college. The company was using it for email templating. It s

I find it surprising that people still use M4 for anything. I encountered M4 in my first job out of college. The company was using it for email templating. It still leaves a bad taste in my mouth. Velocity, Jinja, Mustache... all are a breath of fresh air compared to M4.