I'm curious how often people share e-mail addresses. I used to see it a lot for people who used their ISP's mail system. Most people who are even slightly tec

I'm curious how often people share e-mail addresses. I used to see it a lot for people who used their ISP's mail system. Most people who are even slightly tech oriented have gmail, hotmail, etc these days, but now I can't help but wonder how many people just stick with the default ISP e-mail.