Prominent names in this scene include and CorePack . FitGirl Repacks, for example, is known for reducing game file sizes by 50-80% without removing essential content. In the case of Sleeping Dogs , a repack might compress the cumulative size of several game versions from 24.6 GB down to as little as 5.7 GB.

: Fluid movement across rooftops and intense street racing through crowded city streets.

This is achieved by trading one resource for another. To get the game from its tiny compressed size back to its full, playable state, your computer (specifically your CPU) has to work very hard to decompress the data during installation. As a result, while the download is small, the installation process is extremely resource-intensive and can take a very long time on older or less powerful systems.