Holy shit: https://www.nature.com/articles/s41586-024-08507-5
Yes, it's a stage 1 study, yes it's a specific kind of cancer, yes it's only nine people. But those nine people went from late-stage or metastatic "you are already dead" cancer to having no signs of it and showing immunity to recurrence.
I did not believe I'd live to see this. There's a cure for cancer. There's an honest to god cure for cancer.