President Barack Obama made history last night as the first sitting President to appear on a television talk show. I was concerned that the venue would be too casual to support the gravitas of Commander-in-Chief. But as a guest on ‘The Late Show with Jay Leno,’ the President emerged mostly unscathed, except for one major gaffe relating his low bowling score to one more appropriate for the Special Olympics- UGH. President Obama appeared smart and well versed on the pressing issues facing our nation. The exchange with Leno was much …