ReadWriteWeb

Only a handful of years ago, it was common to hear people laugh at Wikipedia. Anyone can edit it! How could you take it seriously? These days, just as blogs are, wikis are on their way to winning a reputation as serious publishing platforms.

Free hosted wiki provider Wetpaint announced last night that it's now raised a total of $40 million in venture capital. To celebrate this major financial validation of the wiki world, we thought we'd offer a brief survey of some of the most interesting ways that wikis are being put to serious use today.