Read again. This has nothing to do with cash currently since nothing was paid as of 2008 (most was already included in the $400,000 by no payments made when Matt left). Matt was there until 2012, "As of 2008 Cord ceased paying all royalties to PharmaStem. The reversals in 2015 had nothing to do with cash, only a bookkeeping entry from a liability to income that were never paid but accrued. No effect on cash.