After months of coding and "Beta" testing, developers package their work into an archive—often using the WinRAR format for its high compression ratios. Labeling it "RC2" signals to the community that the major bugs from RC1 (Release Candidate 1) have been squashed, and this could very well be the final version. 2. Community Deployment
Once the .rar file hits forums like TF2Maps or SourceForge , users rush to download it. For a popular project—like the legendary tr_walkway map for Team Fortress 2—the RC2 file represents the most stable way to experience new features before they are "finalized." 3. The "Missing Folder" Drama
Emperor of Entities and Amateur of Aesthetics. ... Timusius said: The new RC2 rar file does not have the correct folder structure, TF2Maps.net
The process of using a tool like 7-Zip or WinRAR to unpack the contents. rar file you found? TR - tr_walkway | Page 7 - TF2Maps.net