This is a short presentation given at the Technical Services Big Heads meeting at ALA 2013 in Chicago. It talks about four aspects of our current discovery environment. It is based on 'Thirteen Ways of Looking at Libraries, Discovery, and the Catalog: Scale, Workflow, Attention' in Educause Review, December, 2012. http://www.educause.edu/ero/article/thirteen-ways-looking-libraries-discovery-and-catalog-scale-workflow-attention