Open access is the biggest issue. The other one, we think, is interoperability for instant messenger and ICQ. The ability for other ISPs to have instant messaging with, and that is technologically resolvable at some point in the not too distant future and AOL has pledged that they will move towards making that happen. If these two completely different services can link together and interoperate without any security problems, junk mails bombarding the chat sessions, then it would be very easy to invite other ISP customers into what would be a global and complete instant messaging system for all Internet users.
