GOOGLE -- While checking out Beta2 of Google Groups, I found 846,000 references when searching the groups for "Wi-Fi." The hits came from four different groups. You can commission yourself as an e-mail group and as long as your archive sits in an Internet cache, you can be a Google Group.
Google Groups competes directly with Yahoo Groups. This community is another indication that Google continues to expand from a mere search engine to a hive of services, many overlapping Yahoo. So far, the consumer benefits.
Google Groups -- Wi-Fi