Original sentence: Eudora was developed by Steve Dorner in 1988 as a part of his studies at the University of Illinois at Urbana-Champaign.Eudora was then acquired by Qualcomm in 1991.The newest version of Eudora (6.0.1) has added support for Bayesian filtering of spam with a feature called SpamWatch
Edited sentence: Eudora is also popular on college campuses.It is fairly stable on the Mac platform, the platform that Eudora originated on.Some people feel that it has become bloated, however, these complaints seem to have subsided.The Mac platform has always strove for Macintosh alternatives, and continues to support Eudora