I dont think anyone is confused about this. Do you want to see/measure/track air quality? Do you want to be able to remotely control the purifier? Do you want

I dont think anyone is confused about this. Do you want to see/measure/track air quality? Do you want to be able to remotely control the purifier? Do you want a device that looks good? Do you want other features like heating/rotation/etc. Those are the reasons you might buy one...