I'm using it for a simple web app, testing in FF2/FF3/Safari, seems to work fine... there are some annoying bugs in the implementation (the kind that have been

I'm using it for a simple web app, testing in FF2/FF3/Safari, seems to work fine... there are some annoying bugs in the implementation (the kind that have been open for years), and inconsistencies between Safari and FF, but nothing I couldn't work around so far. What were your issues?