Running and technology have been on a collision course since Nike introduced their Plus training products.  Now, creating playlists for your workout is simple.  iTunes offers training mixes hosted by runners like Kara Goucher or even artists like De La Soul.  However, it’s also simple to create your own mix to your pace with some simple (and free) tools.
A new website called Hella Sound will create custom music for your running speed, but if you prefer to use your favorite tunes, try these programs.  The first stop is to find your ideal pace by learning the stride BPM (beats per [...]