Tell HN: Please put some contact details on your profile.
The email field on your profile is not visible to others. If you want people to be able to contact you, please write something in the description field, whether it's a personal address, an anonymous Gmail address or a link to your site, blog or HackerNewsers page.
I know this comes up quite frequently, but it's frustrating not being able to contact people, and replying to a post is only realistic if it's part of an active discussion.
Thanks!