As far as the life of a piece of software is concerned, axpand has been around for quite some time. It is a remarkable, powerful piece of software whose uniqueness has kept it alive and helped its users be successful producers of really great maps. People are excited when they see what axpand can do. It's not always easy to explain the difference between this and all of the other 'online mapping stuff' out there. The best thing to do is try it here and see for yourself.