Here's something to read over your morning coffee. Symbian tech supremo David Wood gave the opening address at the Mobile 2.0 event in San Francisco last week, in which he pondered the role of smartphones in 2013, looked at the complexities of modern phone OS and (not unnaturally) referred to Symbian's role in how the future will pan out. It's a lengthy but good read and it's now online in full on David's blog.