Using all this data brings a myriad of implications, not least the increasing atomisation of voters by political parties. We have already briefly explored this. What I didn't mention was how Obama's operation would send door knockers to specific doors as the data they gathered told them how many people in a given street they needed to convince.
The "right to be forgotten" could be seen as a potential coup for brands and consumers who wish to rid themselves of those old, embarrassing search links once and for all... Instead of being asked in the fine print if we wish to opt out, the marketing industry may need to get used to the idea of politely asking consumers to opt in.
Brand new social networks, your challenge is this: If you're looking to be seen as a serious long-term leader in your respective field, help your future communities out by getting your data privacy in order, be transparent about what your doing with your community's data, and let's work together to give your future communities the best experience possible.