Jackk: The office of the Senate parliamentarian has compiled a really geeky but informative summary of the various proposals to modify Senate rules governing both motions to proceed, cloture and “extended debate” (proper term for a filibuster) that are accessible online. You will truly impressed with the level of detail on what constitutes “standing”. Many of those proposals were fashioned during the tenure of Sen Byrd as Majority Leader, probably the most skilled master of Senate procedure in modern times.
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