If they continue the path that they are on. However, after Reagan won 2 landslides and Bush won a landslide against Michael Dukakis, some were wondering if a Democrat would ever get elected to the White House again.
Then came Bill Clinton who ran as a centrist Democrat, along with a small recession, and Bush breaking his “no new taxes” pledge. Then you throw Ross Perot in the picture
There will be no pivot to the center for Joe Biden. The Democrat Party wasn’t deep into left-wing identity politics during the time of Bill Clinton. Plus, Bill Clinton didn’t have a squad to deal with