Hmm..ok well berylium per se isn´t cheap, but I read somewhere here I Think http://forum.audiogon.com/cgi-bin/fr.pl?cspkr&1290467798&read&keyw&zzusher that Usher don´t use real berylium.
Anyways, I am still looking for comments around these two particular speakers.
Anyways, I am still looking for comments around these two particular speakers.