mr. al-naimi: in saudi arabia, we recognize that eventually, one of these days, we are not going to need don't know when, 2040, 2050. or thereafter. so we have embarked on a program to develop solar energy. why? when we look up, we have the sun every day. panels, and we have acreage to lay them out. so that sounds like a very attractive project. and so we have embarked on developing a major integrated industry from the silicon in the ground to the panels to the electric company. and hopefully one of these days, instead of exporting fossil fuels, we will be exporting gigawatts of electric power. does that sound good? [applause] francine: one of these days, in 30 years? mr. al-naimi: oh, no, no, no, i think you will see major gigawatt production of electricity in the next five years. ♪ francine: there were major changes in the european banking industry this year, but it was not just a matter of a different face at the top. most large european banks announced major retrenchments from the world of investment banking. let's hear from santander's ana botin. but first, we hear from tidjane thia