A IRCR AFT / The future of light sport Fitting together the pieces of MOSAIC BY DAVE HIRSCHMAN DON'T LET THE bland, nondescriptive title fool you. The multiyear Modernization of Special Airworthiness Certification (MOSAIC) reforms are on the verge of delivering sweeping and far-reaching changes that promise huge benefits to a broad spectrum of general aviation pilots, aircraft owners, instructors, technicians, and manufacturers.