by removing -d: useMalloc and --opt: size BUILD PROD termScr.nim-> termScr size : 696K --->ARC
BUILD PROD termScr.nim-> termScr size : 713K --->ORC on the other hand I have the same memory footprint when working working ORC---> 648k utils by removing --opt: size BUILD PROD termScr.nim-> termScr size : 684K --->ORC 666K---> ARC I have a much smaller memory footprint from single to double and -d: useMalloc working ORC---> 384k utils