Photo from Corey Meredith Another half-year is through, and I'm feeling pretty hopeful. Thus far, it's been a promising six months with lots of great music originating from all sorts of sources. If you've been willing to put in the effort and diversify your tastes, rich rewards lurk in just about every niche. As this list of song list attests, my ear has been largely tuned to electronic and hip-hop in 2008, both of which are showing encouraging signs of life. Hip-hop in particular is on tr