Only social media I use is under my user name here so I can talk as openly as I like
That is still not okay depending on what kind of work you go into.
There are somewhat easy ways to determine not only what email addresses you are using for usernames across the web, and after determining usernames, scouring the web for other instances. I do a lot of online investigation work for some clients and we find all kinds of things that people think they've kept hidden.
like?
Affairs, prostitution, questionable porn sites, drug discussions, etc.
I don't get how you could know that outside of facebook.
It's pretty easy. Most people use the same variations of usernames and emails across the web. And sometimes the information we receive has been subpoenaed which helps with finding a trail.
What about places where emails are kept private? Here at Gamefaqs, for instance. Emails are private. You're saying there's easy ways to get around that? ---