Yes agreed, lots of people with just a bit could work wonders, save money and the World..Saving money is always a good argument..
People want a fast huge turn around and it doesn't work that way..
I am happy with mine and a lot of Germans have them now,just hang them on the Balcony and plug it in..
Informationen in German for thses Sets are easy to find and how best to Set them up and how much it can save you in an Anfrage year..guess thats why they get to sell so many..