Here's a thread from last year that might shed some light on the subject. Please note the same few people chiming in then as now in behalf of horns. That indicates to me the need for a broader base of knowledge on the subject.Too few audiophiles are aware of the performance potential locked up in this technology.
http://forum.audiogon.com/cgi-bin/fr.pl?cspkr&1238177483&openfrom&17&4
http://forum.audiogon.com/cgi-bin/fr.pl?cspkr&1238177483&openfrom&17&4