Stuck between 'there are no local activities where I live' and burnout/caregiving that makes searching impossible

Summary

A full-time worker who is also a full-time caregiver for a dying parent writes from an ICU: 'I wish to join local organizations but there aren't any where I live, plus I'm burned out.' This captures a severe, invisible and completely unsolved segment of local-activity discovery: people whose available time and energy are tiny and irregular (caregivers, burned-out workers, shift workers) and whose geography genuinely has thin or no offerings. Every existing tool assumes the user has slack — the energy to browse listings, the availability for a fixed weekly meetup, the ability to show up in person and mingle. None of them serve the person who has one unpredictable free evening a month and no local group to spend it with, and none help someone join or participate remotely/at low intensity while their life is on fire. The pain is acute (isolation compounding grief and exhaustion) and there is no product that (a) surfaces genuinely low-commitment, drop-in, nearby options, or (b) gives a way to participate in local community life when you cannot physically commit. Asking online strangers is the only fallback, which yields nothing local and nothing actionable. High-intensity, chronically underserved, and unsolved.