I'm an adult with a busy life. I literally don't have time for failures with food. Except on a weekend. And even then I'd prefer not to fail.
Recipes should have all the ingredients in measurable quantities. All steps should be laid out in proper order, with proper technique, times and temperatures explained.
Sure. Once you're past the beginner stage, you can just glance at the description and figure out what you need. But you have to pass that beginner stage first.
Failure is ok.