Multiple outlets report that “Jack” delivers a TED-style talk, described by each publication as a “sliding windows moment.” The coverage is consistent across Sydney Morning Herald, The Age (Melbourne), and Brisbane Times, but the provided excerpts do not include further details about the topic, venue, audience, or key claims made in the presentation. There is no additional information in the supplied text regarding timing, speakers other than Jack, quotes, evidence presented, or outcomes following the talk. Each source uses the same brief characterization, suggesting that the central point of interest to the reporters is the framing of the talk through the “sliding windows” metaphor. Based on the information provided, the articles collectively agree only on the occurrence of the TED-style presentation by Jack and the shared description of that moment. Any broader interpretation of what the “sliding windows” reference means, or what subject Jack addresses, cannot be determined from the excerpts alone.