i didn't mention it i want this is not my opinion this is what daniel barenboim said i guess acoustics is like they want you can truly measure it with an instrument yes you can there are measurement techniques there are so many but to you what the conductor says is more important than the instrument definitely there is a lot of factors that come into play you are example you need the right balance between the sounds produced on the stage and the sounds of the orchestra. so. actually we worked very hard to reproduce the almost perfect acoustics they both used to have back in the nineteenth century. i like to tell you a funny story that you can then pass on to your colleagues and i have a friend who is crazy about sound like he buys all kinds of expensive sound systems from japan you know to make sound equipment by hand. i see him on the street the other day so i ask him what have you been he says and the bolshoi. and he goes well how is that terrible lows not terrible but the total her morning distortion used perfect. you gave him credit that's going to do. what other companies besides