Weather Underground’s Next Frontier: Air Quality

ing the above link in a browser will display a JSON data file. Using the above link as the IP Address in the software 'cronairquality.exe' will download the JSON data file (and overwrite the previously saved data file)
yes of course, but that is not what would happen instead the cronairquality.exe program would get both lots of data (local IP and then from the purple air site, to 2 different file names) where /how does the owner get the ID? (e.g 1256

also I see that json data has two
“PM2_5Value”:
values, I assume the first is one channel the other is the other channel?