Why can t we find low-cost high-quality open source multi sensor devices for physiology based on InfluxDB?

Because no Scott Harden has developed those yet. We can buy such devices from g.tec medical, but they are not low-cost and not open source, and we do not know if the are based on InfluxDB: Adrian Spiess made a demo of an open source multi sensor weather station on YouTube: And the setup is …