You mean we can't party like it's 1788? Dang!
LOL. We can in most cases!
Just not about search and seizure (fortunately), income taxes (unfortunately), 18 year olds voting and mid-term pay increases for members of Congress!
Most of the Constitution is unaffected by the amendments, and “Founder’s intent” and orginalism matters a great deal. I think the only sticky-wicket is how the amendments are or should be incorporated to the states, which is a whole other mess...