The "Digital Bridge" developed by French and Swiss scientists has moved from a singular miracle to a robust clinical reality. Led by French neuroscientist Grégoire Courtine (EPFL) and Swiss neurosurgeon Jocelyne Bloch (CHUV), this Brain-Spine Interface (BSI) has successfully enabled patients with chronic paralysis to stand, walk naturally, and even navigate stairs. The core of this breakthrough is the WIMAGINE® device, developed by the CEA (French Alternative Energies and Atomic Energy Commissio