You have to worry about elderly people isolated from the outside world plummeting into psychosis.

How else are we gonna warehouse them?

The Human Rights Watch wrote a report on the use of chemical restraints amongst the elderly in the US. It concluded that antipsychotic drugs are sometimes used almost by default to control difficult-to-manage residents.[2] The FDA estimates 15,000 elderly individuals in nursing homes die each year due to the unnecessary use of anti-psychotics.