The article suggests but does not explicitly describe adding noise, but it doesn't matter because the conclusion is the same: > There is always a tradeoff betw

The article suggests but does not explicitly describe adding noise, but it doesn't matter because the conclusion is the same: > There is always a tradeoff between privacy and utility. The only way to achieve 100% private data is 100% noise The point is that the people whose data is being "protected" rarely have a say that their data is in the data set in the first place, and to what level their data is noised when it is.