Exactly, it is misleading. Do you know why...have you ever met a beat reporter or a staff reporter for one of these publications? Most are journalists...with no formal background or pratical experience in accounting, finance, strategy, etc. There are exceptions, but they are few and far between.
$90 Million contribution to Google Foundation minus $37 Million tax provision reduction (due to the contribution) plus the (hopefully) one time spike from 30% to 40% tax rate. Factor these in and there would have been a jump in Q4 of 2005.