Radhika Rajkumar/ZDNET Follow ZDNET:  Add us as a preferred source  on Google. ZDNET's key takeaways AI and Big Tech are eroding personal privacy. Proton's encrypted tools are increasingly appealing. Proton CEO Andy Yen worries about a future inundated by rogue agents.  As AI's popularity continues to soar, privacy and safety concerns surrounding the technology have kept pace, especially during the last year.  AI is now a  common tool for cybercriminals , making it much easier for bad actors to steal your data. The technology also enables  the scaling of mass surveillance  to new extremes.…