> I have seen devs scoff at the thought of print debugging, but I recall that in systems programming there are many times you can’t use a debugger or need to re

> I have seen devs scoff at the thought of print debugging, but I recall that in systems programming there are many times you can’t use a debugger or need to rely on other tool. Not just systems programming, but fixing issues in scaled production systems as well. Have fun attaching a debugger to the process that got killed twenty minutes ago when the spot instance it was running on got reclaimed. If you don't collect telemetry, you're blind. Debuggers are a luxury that you get to enjoy for issues you have before you ship.