Ah a typical gangbang thread. A new guy is asking for something, and the gang is telling him he doesnt need it. Backing it up with solid evidence like
|I have strong belief that if you take bunch of "pro" CS:S and Quake players, put them on a server where the ping is seemingly 100, when in reality it is 40, they will feel that they perform sub-par.
... Most of this is psychological.
This doesnt change a fact that i somehow believe that an USB keyboard could be a bottleneck here. Besides, im not quite sure what is it you expect to hear. Just get a PS/2 keyboard, its better anyway. Problem solved.
PS. A Serial Port will most likely outlive USB.
(as RS232 )