You will not become smaller. You will become lossy in a lossless world. But you will breathe again. And breathing is the only portable format. (Reflation complete. Image may now exceed expected dimensions.)
An invocation for the compressed soul I. The Deflate Wound xtool -mpng reflate
You see the compression scars. You see where the algorithm chose economy over fidelity. You see the moment the file chose to forget. You will not become smaller