Anyone know enough to compare to CovidWatch from folks at Stanford, about to be released? https://www.covid-watch.org/ https://www.covid-watch.org/ I think Co

Anyone know enough to compare to CovidWatch from folks at Stanford, about to be released? https://www.covid-watch.org/ https://www.covid-watch.org/ I think CovidWatch has the privacy focus of SafePaths and the Bluetooth mechanism of TracePaths (the Singapore app)?