It might also be that there isn't a good terminal client for OS X
As mentioned, the native OSX terminal client is a little meager but can be replaced by iTerm. Both the ansi asci functionalities AND the fact that it supports some pretty cool visual themes make it a worthy alternative I frequently prefer to the native client.
Regarding Dragging and Dropping of files into a BBS client, that seems awefully advance for such an old technology. It would be like trying to build a holodec on the original Enterprise .. no ?
þ Synchronet þ War Ensemble BBS - The sport is war, total war - warensemble.com