https://www.crunchbase.com/organization/whisper-3 https://www.crunchbase.com/organization/whisper-3 Whisper is trying to do this. It's a super hard problem spa

https://www.crunchbase.com/organization/whisper-3 https://www.crunchbase.com/organization/whisper-3 Whisper is trying to do this. It's a super hard problem space to work on (for a variety of reasons, most notably power constraints for in-ear/near-ear devices). You just need more cycles per second to do higher resolution fourier transforms.