Extracting a single file from the middle of a large solid archive requires decompressing everything that came before it.
It can achieve much smaller file sizes than traditional archives. For instance, a 2GB folder of similar files can be reduced to 130MB. Drawbacks: Talk through one's backside.7z
will you need to open single files from this archive? Revisiting 7-ZIP - Coding Horror Extracting a single file from the middle of