Next Muse Spark Model (1.4+) released on...?

This market will resolve according to the calendar date (ET) on which Meta's next Muse Spark model (1.4+) is made available to the general public. A qualifying model must have a name or model identifier that includes "Muse Spark" and be designated as version 1.4 or higher, regardless of capitalization, hyphenation, spacing, or surrounding prefixes, suffixes, dates, or descriptors. For example, a version 1.4 or higher named in the same manner as Muse Spark 1.2 or Muse Spark 1.3 would qualify, including a new whole-number generation such as Muse Spark 2, while models whose name does not includ…