dr. greenspuch, you have do a perspective? >> i have something of a perspective. we sent -- we put a report on our website right before christmas, a little short report on northeast u.s. refining. we are expecting to provide a much more detailed piece probably by mid-february. but i guess the short answer is that certain types of refineries, you know, in certain regions are not economically very attractive. i would point out that in the gulf, there's significant expansions of refinery capacity. and in the midwest, there have been significant expansions of refinery capacity. so in the strange eia speak, it's really pad one, or the east coast, and some places in europe, and i know also the refinery in the caribbean that -- but there's some areas where refineries are being closed, but there are other refineries where capacity is being added. you know, our concerns, which we expressed in the preliminary report we released in december is really about the transition. there's a lot of petroleum products in the world. and there's some pretty, you know, demand trends as di