If the budget was to use a bus because it does not require a hub, but if a system could be the problem complexity. Due to disconnected Or a lack of just one point, it makes the system can not use it all .
If you are an economical, using a Bus HUB, but it does not require that if a system problem occurs more in the big room, because the line is dropped or broken wires, just one, it would make the system unusable all .
If you are going to connect it with a cost-effective, because it does not have to use Bus HUB, but that, if the machine in the system. It may be a problem because a fussbudget. call out or just the lack of any point that will cause the system is unable to use all