The phrase "WinRAR.v3.91.x64.Incl.Keyfilemaker-CORE--tracker"
: This indicates the version of WinRAR being referenced. Version 3.91 suggests it's an older version, as newer versions are available. WinRAR.v3.91.x64.Incl.Keyfilemaker-CORE--tracker
WinRAR is perhaps the only software in the world where the "Incl. Keyfilemaker" tag was almost a formality. The company behind it, , famously allowed the trial to continue indefinitely. This led to a decade-long internet meme about "buying a WinRAR license" being the ultimate sign of digital philanthropy. The phrase "WinRAR