1. Vendors and users are investing a great deal of money in applying big data methods to SIEM. If there is a less expensive way to achieve the same objective, someone will think of it and, if Stiennon is right, will obtain a competitive advantage by using it. What can a SIEM software vendor do to protect itself against this possibility?

2. If the use of big data for SIEM is truly a long-term trend, this is another item on the list of technologies that information security professionals must know about. What effects do you think this need will have on careers in this field? Would using big data make such a career more attractive to you or less?