The cruelest thing about dementia isn’t the forgetting — it’s the afternoon your mother looks at you with perfect clarity, says something so sharp and specific it could only come from the woman she was before, and then it closes like a window, and you spend the drive home trying to decide if that moment was a gift or the worst kind of goodbye Startups March 11, 2026 Add Silicon Canals to your Google Information feed. Final Thursday, I sat within the car parking zone of the reminiscence…