It often seems like the more stories we hear about privacy violations, the more people tend to voluntarily share personal information. But with the heavy coverage of Edward Snowden’s revelations about the NSA (and the increasingly intense media focus on the topic), we may have reached a tipping point. A recent study found that more people are concerned about privacy issues and that there’s been a huge spike in the number of Internet users who have adjusted the privacy settings on their browsers. The settings might not stop the government from tracking you. But you can bet advertisers are concerned about the trend.