Directional Bias For The Day: S&P Futures are lower Moving mostly sideways-to-lower since the high of 2580.75 at 2:00 PM on October 27 Odds are for a down to sideways day – watch for break above 2575.00 and below 2471.00 for change of fortunes Key economic data due: Core PCE (0.1% vs. 0.1% est.) at 8:30 AM Personal Spending (1.0% vs. 0.8% est.) at 8:30 AM Markets…