Apparently Steve Newman worked on it too. Is this the same Steve Newman that famously founded Writely (became Google Docs) and almost won at Topcoder one year?
"Postscript: After the events described, we made everything retroactively legitimate by licensing the software to Apple for distribution"
It is noble that Apple is licensing the software from them. As the story were told, Apple would have pretty good grounds (developed using Apple property etc) to claim full ownership of the Graphing Calculator software. Kudos to Apple!