Interesting product (Plaxo). I've been looking for a web-based contact manager/address book. Plaxo is probably the best I've seen, but it still has major usabi

Interesting product (Plaxo). I've been looking for a web-based contact manager/address book. Plaxo is probably the best I've seen, but it still has major usability problems - trying to prune/combine contacts after importing was a nightmare. Is there anything better?