Sorry, I should have clarified (I would normally agree with you here). I found a GitHub repo for "ESP32-CSI-Tool" that seems related to Wi-Fi Sensing, but zero

Sorry, I should have clarified (I would normally agree with you here). I found a GitHub repo for "ESP32-CSI-Tool" that seems related to Wi-Fi Sensing, but zero references to "FreqSense" in the Wi-Fi/RF context. The only FreqSense I found is an obscure academic paper on speech recognition that doesn't involve any form of hardware.