For most people, in the days of a consistent stream of shares and updates to social media, anonymity is the exception, rather than the rule. Way back, when the internet first became popular in the US, think early 90s, anonymity was the norm. In fact, that's one of the reasons it took so long for e-commerce to take off, the internet was too anonymous. Fast-forward 20 years and everyone is on the internet. Anonymity has vanished. Big companies know who we are either through cookies, logins or other...