I was gonna say, I’m not sure there’s non-acidic ingredients that have the same acidic/sour taste.
But there are these bubblegums that are extremely sour, so I guess, we do have a way of triggering those taste receptors without melting away your jaw. 🫠
“Open-source” is not up for interpretation. The word was coined by this definition being made public: https://opensource.org/osd/