Actually, yes, they will be spidered. Those spiders have gotten smart over the years. Must be that radioactive stuff they been eatin'.
Anyway, I too have a customer who used to send me all those requests. What I did was start sending back a request that he review each site to see if it met with his standards for being listed on his site. Soon he stopped sending them to me. He has no need for those link farms' business. But they could sure use a link from his site.
