Those who want to build the Aida's themselves can find interesting information in the italian forum videohifi.com. Some people from the Sonus Faber team post regularly there:
http://translate.google.com/translate?sl=it&tl=en&js=n&prev=_t&hl=en&ie=UTF-8&layout=2&eotf=1&u=http%3A%2F%2Fwww.videohifi.com%2Fforum%2Ftopic.asp%3FTOPIC_ID%3D189911
http://translate.google.com/translate?sl=it&tl=en&js=n&prev=_t&hl=en&ie=UTF-8&layout=2&eotf=1&u=http%3A%2F%2Fwww.videohifi.com%2Fforum%2Ftopic.asp%3FTOPIC_ID%3D189911