1 There is a plugin mecanism in here, and the selection is automatic
3 If you open a socket in SG realm, you'll get a SG socket.
4 If you open a socket in RL realm, you'll get a TCP socket.
6 To get a file socket, you'll have to build it manually.
7 To get a pipe socket, use gras_fork, or whatever name I'll give it when I
