From Focus/26 at Chelsea Harbour and the experimental energy of Brompton to the newly expanded Shoreditch Design Week, London Design Festival 2026 turned the capital into a city-wide conversation about materials, craftsmanship, technology and the future of interiors. Visualista Edit looks back at the places, ideas and events that mattered. Every September, London shifts gear. Showrooms launch their autumn collections, galleries open late, temporary installations appear inside