Significantly faster than manual placement or setting up complex modifier stacks for simple repetitions.

Are you planning to use this for specifically, or Loop Copier (blender addon) - Kushiro - Gumroad

The file typically refers to a cracked version of the Loop Copier Blender add-on hosted on the site VFXMed . This tool, originally developed by Kushiro, is designed to copy mesh objects along selected edge loops without deforming them. Tool Overview: Loop Copier 2.4.0

: Efficiently duplicating hard-surface structures like tank tracks, bullet magazines, chains, or complex mechanical details along an edge path.

Support for curved surfaces by using face normals for placement. Performance/Utility Workflow Speed