A few of us on here have a habit of hijacking Threads by making comments not related to that specific Thread and then others comment further and so it gets out of hand. We will try our best to raise Threads on this Forum in future! So here’s one discussion that’s been going on recently, you would need to read forward 1 post and then back maybe 6 or 8 posts to get the full pearls of wisdom from contributors! 🙂 GraHal wrote: Vonasi wrote: Writing codes and testing them is a very good educational tool I agree, a good point well made (as usual) but I do think that newbie (or not so newbie coders can get sucked in by the optimiser and it can take a long long time coding, backtesting, demo running to understand the clear signs of curve fitting