Presenters are frequently required to submit MP4 recordings of their sessions to be hosted on-demand for attendees or program managers. 3. "Solid" in DoD Contexts

Topics are usually formatted by the year and solicitation (e.g., A241-583 for Army or N241-583 for Navy).

This may refer to a "Solid Feature" presentation or a technical demonstration of a "solid" (hardware or material) capability recorded for review by DoD evaluators.