we could get our own today! (if we were rich!)
http://us.fixstars.com/store/index.php?submit=software&submitimg[hardware][solutions]=1
8 Node PS3 Cluster ($17650.00) A light weight but powerful cluster, ideal for the development of parallel, Cell optimized code. Seamless code migration to IBM Cell blades enables a smart, powerful upgrade path. This cluster offers a theoretical performance of greater than 1 TFlop.
32 Node PS3 Cluster ($42250.00) A light weight but powerful cluster, ideal for the development of parallel, Cell optimized code. Seamless code migration to IBM Cell blades enables a smart, powerful upgrade path. This cluster offers a theoretical performance of greater than 5TF!