Via Arthur, it sounds like John Walkenbach has made the switch to Firebird. John is the man when it comes to Excel books. He's also been a regular contributor to various computer magazines.
update: It sounds like John could save himself a lot of grief by making the switch to Mozilla Thunderbird mail. If you haven't experienced the joys of Mozilla's junk-mail controls, don't wait. Drop everything and get your hands on Mozilla 1.4 or Mozilla Thunderbird.
