and as described, all of whom signed up for it voluntarily and received $100 when they signed up and $25/year for their continued participation. More comments

and as described, all of whom signed up for it voluntarily and received $100 when they signed up and $25/year for their continued participation. More comments at https://news.ycombinator.com/item?id=32712576 https://news.ycombinator.com/item?id=32712576 .