Disclaimer: This content is for educational and archival purposes only. Always support game developers by purchasing official copies.
When Black Ops II first launched, many players using the initial SKIDROW crack encountered a "black screen" on startup or crashes during the first mission.
It would be irresponsible to write an article on this topic without addressing the obvious. The SKIDROW release of Update 1 and 2 exists because people bypassed copyright protection. However, the preservation argument is strong:
Disclaimer: This post is for informational and archival purposes regarding video game preservation. The author does not condone piracy of commercially supported software.