>>What are your thoughts about limiting MBus to Usgard on the 85? Good idea. The 85 has the fastest linking speed (yes...) of all 8x calcs in assembly. For some unknown reason it is almost 1x faster than the 83 (which is pretty fast). Here are my results with the network: Based on a TI85 (1) 82 .6 83 .6 85 1 86 1 92 (havn't tried)