I'd say that in any aspect of medicine there's always the chance that another treatment is around the corner that could cure or significantly help that patient, and any patient making a decision about withdrawal of life support or MAID or other highly consequential decisions does run the risk of missing out on something that may have helped a few years in the future. Part of assessing the capacity to make these decisions includes an assessment of the person's ability to understand that.
I think I lost track of the second part of your question. Could I ask you to repeat it?