I’ve had this tub for over a decade, learned from books mixed with trial and terror.  

I’m no expert, you don’t need to be https://image.nostr.build/98bd5765a5c423b9b2bd488c5bc3bc0f3e41f2f31efd0a9bf64216f5fe097d25.jpg https://image.nostr.build/09e43716854bd1aae0b14b323c015a0d489c01922f3cd7c45754297f2df29e70.jpg