Is the Network Reliable in Other Ways?

Are the wires and connectors strong enough mechanically, for instance? How much does the network tolerate mistakes—how crashproof is it? And what about the software? Suppose two people at once are calling up a directory to find out what’s on a common disk. Will the director accurately list every file? Does the network perform well not only with the directory program but with other utility-style software in CP/M, MS-DOS, or whatever operating system you’re using?