I had thought that there were LED-based far-UV sources already on the consumer market, but the startup I'd heard about, Naomi Wu's NuKit222, uses an excimer-bas

I had thought that there were LED-based far-UV sources already on the consumer market, but the startup I'd heard about, Naomi Wu's NuKit222, uses an excimer-based source, not LEDs: https://www.nukit222.com/pages/nukit-torch-quality-provenance https://www.nukit222.com/pages/nukit-torch-quality-provenanc...