Yes, some good photo sharing groups include Dot Photo and Web Shots.
An electronics discussion group is one of many types of special interest groups, which are groups of individuals interested in a particular area of investigation who are also interested in talking to others and sharing ideas about different topics within that area.
Examples of KMS mechanisms include electronic bulletin boards for posting information needs and threaded discussion groups for sharing on a particular topic over electronic mail (e-mail).
This one (answers.com) is one; then, there are lots of wikis and discussion groups. For example, you can contribute to Wikipedia. You can also search for discussion groups in any area that interests you.
WWW(World Wide Web) email Forums Chat Groups Discussion Groups News Groups File Transfer Protocol
Focus group.
WWW(World Wide Web) email Forums Chat Groups Discussion Groups News Groups File Transfer Protocol
They only accept groups to volunteer.
When using groups, teachers are given the option of adding a new discussion topic for all participants or for a selected group. To enable students in separate groups to reply to a discussion, the teacher must copy and paste their discussion topic for each separate group, selecting each group from the dropdown menu at the top left of the forum page before clicking the "Add a new discussion topic" button.
There are many, many groups and social media for debate and discussion. I am going to recommend two for you (either of which could keep you busy for quite a while) those being the websites reddit.com and metafilter.com.
office meeting, teaching, and class room discussion
There are several "cigar" related forums and discussion groups online to choose from. If you have a specific question you can ask in the discussion area of this question.