However, Cornyns May 6 hearing on the constitutionality of filibusters against judicial nominees demonstrated the widely-held view shared by legal scholars and Vice Presidents across the political spectrum that a prior Senate majority cannot constitutionally forbid a current Senate majority from changing the rules if it wants to do so.
If the rules regarding non-filibusterability of rules votes result from the previous Senate, they cannot bind the current Senate. But what about the value of precedent?