Linked data is an amazing yet elusive idea — elusive for at least two reasons. It can be difficult for people who don't live and breathe linked data to grasp. It also remains difficult for institutions to know where to start in providing linked data views of their collections. At DigitalNZ we have been exploring these issues both internally and with some of our content partners. This blog post provides a brief overview of what linked data is and offers some reflections on a recent linked open data summit.