Yahoo’s CTO Ari Balogh and Chief Architect (Platforms) Neal Sample filled in a few more details today around their new Yahoo Open Strategy (called YOS internally). Background Background: Yahoo wants to turn itself into one big social network-driven site, and simultaneously open many of its core services to get users and developers thinking of Yahoo as their Internet hub. They’ve been talking about parts of this since last November. First were details about how webmail will serve as the social networking hub, followed by more tidbits in January. In March they joined the Google-led Open Social initiative. And they’ve made a series of announcements around Search Monkey which ...