In the comment stream Jeffrey Tranberry (from Adobe) is saying a new font, Menlo, is causing at least one of the problems. How can a font cause a serious probl

In the comment stream Jeffrey Tranberry (from Adobe) is saying a new font, Menlo, is causing at least one of the problems. How can a font cause a serious problem? Also, following someone's Twitter stream for information is fail when it's a ton of @ messages.