NEW YORK (Reuters) - International Business Machines Corp is in an unusual fix in telling big U.S. banks they can use its Watson software of Jeopardy-winning fame as a cost-saving solution: bankers say they like it, but cannot afford it.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=7B_g-Omiwfc:0dRNCgW_gyY:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?d=yIl2AUoC8zA" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=7B_g-Omiwfc:0dRNCgW_gyY:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=7B_g-Omiwfc:0dRNCgW_gyY:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=7B_g-Omiwfc:0dRNCgW_gyY:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=7B_g-Omiwfc:0dRNCgW_gyY:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/7B_g-Omiwfc" height="1" width="1" alt="" />