Yes... you should turn off the meta data on the client and let the machine with the media on it locally manage it. The client will just read whatever is actually inside your folder.
You might want to try out MB3 Classic, which is very much like MB2 with some improvements. It might work better in your situation since it runs a "server" client program that will feed the other clients MB3 client installs.
"Too much is almost enough. Anything in life worth doing is worth overdoing. Moderation is for cowards."