Rosetta Stone the Napoleonic Wars, a long-running dispute over the relative value of Young and Champollion's contributions to the decipherment and, since 2003, demands for the stone's return to Egypt. Two other fragmentary copies of the same decree were discovered later, and several similar Egyptian bilingual or trilingual inscriptions are now known, including two slightly earlier Ptolemaic decrees (the Decree of Canopus in 238 BC, and the Memphis decree of Ptolemy IV, c. 218 BC). The Rosetta Stone is, therefore, no longer unique, but it was the essential key to modern understanding of Ancient Egyptian literature and civilisation. The term "Rosetta Stone"
Rosetta Stone (company) corporation to a C corporation. Ownership transferred to investment firms ABS Capital Partners and Norwest Equity Partners. On September 23, 2008, Rosetta Stone Inc. filed an Initial public offering with the Securities and Exchange Commission. On April 15, 2009, the company was listed as the Rosetta Stone on the New York Stock Exchange. Since 2016, the company's president and CEO has been John Hass. Rosetta Stone is transitioning to a cloud-based business model that goes beyond language learning and deeper into education technology. In 2013, it acquired four companies—Vivity Labs Inc (creators of the Fit Brains Trainer), Livemocha, Tell Me