HTTP VFS vs. FTPFS, MCFS and NFS

The HTTP VFS is rather similar to a FTPFS, a virtual file system built into MC to access remote FTP sites. There is also a striking similarity with NFS and MC's own version of it, MCFS. There are however, a number of differences:
 


 
See http://zowie.metnet.navy.mil/~spawar/JMV-TNG/ for a design of another system that builds upon HTTP riches (and which also works).