Since sounds like a generic placeholder name for a compressed file, a killer feature for a program handling it would be "Smart Content Shadowing."
: You could drag a single file out of that hover window directly to your desktop, extracting only what you need instantly. fgfg.rar
Essentially, it turns a "mystery box" file like fgfg.rar into a transparent folder you can interact with on the fly. Since sounds like a generic placeholder name for