If at least seventy-five percent of those doing the downloading pay up, the series continues. If not The experiment isn't seeing if folks are interested in e-serials or reading online works. That ground has already been broken by the likes of horror writer Douglas Clegg and others. Apparently anyone can download as many copies as they wish. No one is going to force them to pay.
Payment is strictly on the honor system.
So the rule here, as in the rest of life, let your conscience be your guide. Well, Steve's Comments bring good news. I am delighted. It's enough to give one's faith in the inherent goodness of human kind a healthy boost. I had faith all along.