From the comments below, it seems that only the "non-nerds", "non-tech savy" guys would be naive enough to be suspicious when they get an anonymous SMS notifica

From the comments below, it seems that only the "non-nerds", "non-tech savy" guys would be naive enough to be suspicious when they get an anonymous SMS notification to divulge personal details.Maybe in a perfect world, that is true, but we are not there yet. I know that the next big viral, customer-facing app/service would probably be pushing the boundary of privacy and build new business-models around it. I find this a tad depressing.