 SAN FRANCISCO--BUSINESS WIRE--Indaba Capital Management L.P. together with its affiliates, Indaba or we, which is the largest independent shareholder of MDC Partners Inc. NASDAQ: MDCA MDC or the Company, today issued a new presentation detailing its opposition to the barely revised terms of the Companys prospective merger with Stagwell Media LP Stagwell. The revised terms were released by MDC and Stagwell on Friday, July 9th. Derek Schrier, Managing Partner of Indaba, comme 