270 is not the goal.
The goal is such a staggering landslide win for Kamala Harris that it as seen as a nationwide full rejection of Trump and the MAGA movement, forcing the Republicans to rebuild themselves by recognizing that adherence to any facet of Trumpism is a guaranteed loss.
America would be best served by two (or more) reasonable parties that universally reject extremists and bigots, such that they have no political home and no voice within American discourse.