Look at XLF and GS, don't you think that they mirror each other in its chart pattern? I have find using XLF a good barometer to buy or sell banking stocks like Citigroup, JPM and GS. Again, XLF has shown temporary weakness with price action closing below 21EMA and a gap between 25.51 and 25.61 awaiting to be filled. 25.51 is slightly above the 50% FIB level which...