I wasn't 20 when I walked into Iliadis' bedroom. It was during one of the raucous parties that he threw with his brother at their bachelor-pad of a home in Athens; their father being the prime playboy then.
Two Tide products had 1,4-dioxane concentrations at the high end of what was typical in the 1990s -- levels that were supposedly a thing of the past. (Note: There are likely more products than these containing the chemical; the study only looked at 20 products.)
Few people would intentionally wash their clothes in detergent that contains cancer-causing chemicals. But if you use some of the most popular laundry brands in the market, that's exactly what you could be doing.
While companies want us to share our likes and information about ourselves, that doesn't mean we have to. Nothing requires people to use +1 or any other "social" feature that discloses information about us.