"As an aside, I’m loving the fact that you can figure out the call graph for methods based on the number of underscores prefixed to the name. No underscore, pub

"As an aside, I’m loving the fact that you can figure out the call graph for methods based on the number of underscores prefixed to the name. No underscore, public method. Single underscore, private method used internally. Two underscores, hidden method, used sparingly. At three underscores, I could tell you what it means, but given that this is NSA’s codebase, I’ll have to kill you afterward."