Sigh... this issue... Discord members have actually been using this for a long time already... I've always been thinking about just finishing up these few things on hand and then seriously writing an introduction to make it public... But lately, new ideas keep coming up every day, and I keep adding new stuff to it... (BTC, gold, US stocks, A-shares—there's just so much that can be done here). I can't stop every day to write a public introduction. Let me finish this batch I'm working on first...