He wasn't by the best choice by far, but he showed his ability to raise a bunch of money really well. That wins you primaries.
And if Obama pushes you back to partisanship that's your fault. He and Mccain have very minor policy difference that I can detect. Certainly not on the economy.
You are exactly right. Unfortunately, it is those policy differences that push me away. The 2nd Amendment is rather important to me.