Comment ROI at 7 Percent (Score 2, Interesting) 131
I don't disagree with the general principle, but I have to wonder if 7 percent is worth the time, effort, and privacy issues involved. Also, note that the 7% is of a specific 30% subset; the actual value for all queries is 1.5%. I then have to ask how many of those 'upgraded' top-ranked results were already near the top (i.e. in the top 10/first page of results). I feel that the whole idea is getting less fruitful by the second...
- S