All you need is Wide Events, not “Metrics, Logs and Traces”

This quote from Charity Majors is probably the best summary of the current state of observability in the tech industry - a total, mass confusion. Everyone is confused. What is a trace? What is a span? Is log line a span? Do I need traces if I have logs? Why I need traces if I have great metrics? The list of questions like these goes on. Charity - together with other great folks from observability system called