Being in the same domain, they have launched Tinychat Next which works the same way as Chatroulette.
Though not the first chat service to pair up random strangers, Chatroulette did add video zing to the otherwise bland random text chats.
Vendors and supplier are included (airports are not). All domains where people log in from one obtaining a dynmic IP address.
Dynamic sites can be most harmless as well as carry redirecting proxies to bypass the webfilter or porn, games or anything else why may be inappropiate.
Unlike other services, the user on the other end has to accept your chat request to begin the conversation.
Randomdorm is similar to the web apps listed above but is limited only to college students.
Site keeping an eye on where you surf and what you do in a passive.