Earlier quoted context omitted.
It's not normal source code. It's not like you found the source to the latest Halo game or something. This is like finding the source to the original Halo game, of little to no commercial value but of immense cultural value. Where possible these artefacts are archived so they will be around long after the companies have folded. Unfortunately it's just not possible most of the time as companies end up taking their sof…
> It's not normal source code. ...its not?
Chiefly because Starcraft is not a normal game.
This is a game that defined a cultural generation in South Korea, established e-sports singlehandedly and in many ways made the RTS genre what it is today.
It should be archived. Even if it can never be released due to copyright or other legal nonsense it shouldn't be left to a commercial entity to ensure it survives.