After losing his voice to cancer, this founder is building “glasses for voice”

TechCrunch | 29.09.2026 22:00
Konrad Zieliński lost his voice to cancer years ago while he was a student at the University of Warsaw. People with his condition have traditionally relied on handheld speaking devices that sound flat and robotic, or on surgically implanted voice prostheses, which require ongoing maintenance to prevent complications, Zieliński told TechCrunch.