Yupp you are right. But UBB Central is too expensive, it is a great product but it would be better if it was cheaper. vBulletin is way too expensive and UBB Central is even more so even if it is a better products.
Well if you think UBB is expensive try buying this BBS software.
http://www.fusetalk.com/products/pricelist.cfmhttp://www.fusetalk.com/products/comparisonchart.cfm.