It effects the changes on a plugin level, so anything not editable via the GECK or through mesh and texture editing is not possible. Unofficial Fallout 3 Patch is an effort put forth by modder Quarn with help from others to fix a variety of bugs, mostly minor, in the game. For more details, follow the link and read the full description. The side quest lets players choose to help a dying man program his personality into a Robobrain or to assist that man's rival in sabotaging the project. It adds one new side quest and one new unmarked quest. The mod also adds some new gameplay space to an existing dungeon.
6.2 Plasma Weapon Kill Effect Optimized.