and this was a collection of art of impressionist paintings by the swiss industrialist emil buehler. and once this came out, the national gallery never addressed it. it has never apologized, and it's just sort of like, you know, buried its head in the sand like an ostrich. and so now they are claiming to be so concerned about this issue, but my question to you is, number one, are you familiar with that issue, and number two, do you have any suggestions in terms of pressure that might be applied to have them, you know, address this issue? all they have to do is apologize -- >> host: all right, andy, we >> host: we get the point. robert edseled? >> guest: i don't know about the specific event but the issue o providence, which is a fancy way of saying who owned it previously, has come about since the late 1990s. i don't see kany point in scolding the galleries. i think we should focus on the problems we can fix. >> host: steven hall tweets in wonderful presentation. my history student are assigned to watch to movie. what do you think of the movie? >> guest: it is a challenge subject and