Recent Twitter conversations inspire me to pull out some of my concerns with SAFe and talk about them.
Kate's Gang chat about estimates, time, and cost.
The YAGNI principle says that we should not build any code that we do not currently need. But some parts of our systems benefit from being built from data rather than from code. Therefore if we follow YAGNI we could never build such code. But wait? What about the rules of simplicity?
My friends and colleagues in the #NoEstimates circles have some good ideas, as I've commented elsewhere. I'm left, though, with a couple of concerns.
The Agile Manifesto says "Deliver working software frequently". Learn to do that. The rest will follow.
Don't buy a brand. Seek out good ideas, and apply them to your situation.