Avast! 5 coming in October

http://blog.avast.com/2009/07/20/avast-5-is-coming-soon/#more-354

the good:   they will be maintaining a (free) stand-alone antivirus program, for those who wish to "mix and match" their own system security; as well as offering a (paid) complete suite.   Significant performance enhancements are anticipated, as well as a completely refurbished GUI (Graphical User Interface --- i.e., what you see on the screen).