Twitter provides rapid information in a short form, and it is extremely easy to follow the updates of others because of myriad software applications with which it works on both mobile devices and traditional computing hardware. Currently, most academic librarians are using Twitter primarily as a tool at library conferences and seminars to capture short speaker snippets to share with colleagues both in attendance and not in attendance at a meeting. Public and school librarians are using Twitter to push people to their Web sites and to provide up-to-date information regarding their programs and events at their locations. Given the novelty of this technology, it has many champions, but it also has a number of cynics and critics. This article questions whether Twitter is a tool that will retain staying power. It also explores what Twitter applications will survive into future iterations.