Nessus Vulnerability Scanner: Missing Bells and Whistles?

Nessus is a very powerful vulnerability scanner, but being open source it is missing some bells and whistles that management and administrators look for. Things like centralized management and slick reporting can make or break management's willingness to support or reject a package. Does that mean you should revert to using a commercial scanner? Nessus Vulnerability Scanner: Missing Bells & Whistles?.