You’ll probably remember the portent of things to come: New York State’s new sales tax on Internet retailers, which went into effect in June. Both Amazon.com and Overstock.com have sued over the tax, in fact, which was written so as to apply “physical presence” to retailers who had affiliates (generally, web sites advertising for the retailer) based in New York. Formerly, only retailers which an actual brick-and-mortar presence in a state were required to collect sales tax. New York legislators went so far as