Saw this on tidbits talk today: http://infinitydatasystems.com/products/odysseus/index.html
They're working on a modern update/replacement for Eudora. I've been a long-time user of Eudora (since the early 1990s) and was unhappy to learn of its demise back in 2007. Haven't kept an eye on Penelope, the reskinning of the Thunderbird client. I'll have to keep an eye on this.
