3.1 Introduction3.2 Disclosure: Personal Experiences3.3 What Is Massive? A Classification of Size3.4 Obstacles to Scaling3.5 On The Structure of Large Data Sets3.6 Data Base Management And Related Issues3.7 The Stages of A Data Analysis3.8 Examples and Some Thoughts on Strategy3.9 Volume Reduction3.10 Supercomputers and Software Challenges3.11 Summary of Conclusions