Next Generation Wiki that does not need to memorize Wiki grammar "Wetpaint"

It's a pretty nice idea and idea. Although it is a so-called WYSIWYG type, it has "tag classification" often seen in Web 2.0 and comment reply function, etc., and it is an interest like Wiki + Blog.Wetpaint
http://wetpaint.com/

Try below.
http://www.wikisandbox.com/

You can understand the guide of the function by looking at it
http://wetpaint.com/demo_win.html

By the way, WYSIWYG (じ じ じ ゅ う ぐ) is what you just created as it is.

WYSIWYG - Wikipedia
http://ja.wikipedia.org/wiki/WYSIWYG

Homepage builder is a WYSIWYG type page creation tool.
You can edit the wiki with the same feeling as that. Easy to use, you can work as you see it, so it may increase a lot of people to edit.