In May 2013, as part of the acquisition of the Mirror Worlds Patent Portfolio (see Note H[2]), the Company acquired from Mirror Worlds, LLC 250,000 shares of common stock of Lifestreams Technologies Corporation ("Lifestreams"), a company engaged in the development of next generation applications and methodologies designed to organize and display digital data.  In July 2013, the Company made an additional investment of $50,000 in Lifestreams as part of a financing and received 123,456 shares of Series A preferred stock and, as part of an amended license agreement between the Company's subsidiary and Lifestreams, the Company received a warrant to purchase 1,305,000 shares of common stock of Lifestreams.  The warrant was valued at $70,000 based on the Black-Scholes option model and recorded as non-cash royalty income for the year ended December 31, 2013.  In March 2014, the Company participated in a $2.0 million secured convertible note (the "Notes") financing of Lifestreams by agreeing to invest an aggregate of $380,000 in four equal tranches of $95,000 (the first tranche was paid at closing).  In May 2014, August 2014 and December 2014, the Company made additional investments of $95,000 each as part of the second, third and fourth tranches of the investment.  The Notes all matured on March 31, 2015.  At December 31, 2015, Lifestreams remained in default of the Notes and had not completed any additional material financing. As a result, the Company's total investment of $576,000 was impaired.  The write-off of $576,000 is included in general and administrative expenses in the Company's Consolidated Statements of Operations and Comprehensive Income for the year ended December 31, 2015.

At December 31, 2014, the Company's investment in Lifestreams, which is included in "Other investments" on the consolidated balance sheets, consisted of the following: