We're talking about the right to social participation, so the right of a person to continue to contribute to society for as long as he or she can. Even if they have a disease like dementia, they have moments of lucidity, which allows them to regain control. They can do this. The Public Curator of Quebec has already begun to take into account the situation of people who are not totally deprived of moments of lucidity.
On May 25th, 2021. See this statement in context.