Bernie Sanders has always denounced superdelegates as undemocratic.
— π΅πΈ π ²π ·ππ ²π ΊπΎπͺ (@benigma2017) February 27, 2020
The fact that they are still part of the Democratic nominating process is because he was only able to get them to take them off the initial vote and save them for second ballots.
This was always the DNC's plan