We live in a "MAJORITY RULE" governmental system ... who ever wins an election should be able to pass the laws that they campaigned and got elected on ... and If they screw up ... they can be voted out of office at the next election!
The only purpose for ending the filibuster is to bring about the end of representative democracy. It serve only the tyrant and the brute who aspires to subjugate his fellow man.
Why the change? I believe our current White House resident spoke out rather strongly regarding it need to stay. I will grant that it was a time when his best interests were served for it to remain. —- Marianne - you have some good ideas; glad you got into the debates.