I may not have been the first to join (day after Amadeus actually), and may not have the highest post count, but I do have the unique honor as the first to actually contribute a patch...
From my experience (plus my knowledge of the packet transactions from being a ShowEQ dev), the ping time will have a very distinct impact on the speed of many macros. Things that are most heavily impacted involve anything that summons (creates) an item, opening a vendor, and each item (or stack of i...