This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Thanks for the great questions and warm welcome. Some of the longer code snippets are a bit challenging to answer here but higher level questions about Android positioning, strategies and specific questions about the book are great.
Android in Action is aimed at developers with a familiarity with Java but not necessarily experience with Android. If you have experience with Android, you will find a lot of interesting content beyond basic "SDK" coverage.