I'm copying and pasting that @cryptogee. Going to find a way to use it.
Wish I knew it last Saturday. This bloke was banging on about the block chain. Determined to demonstrate his superior knowledge. If I could have thrown a bit of NP into the conversation I could have floored him!
'Course you always run the risk that they'll come back with something else and you end up looking a complete numpty! 😁