Per a report from friend of the blog Scott Dochterman of The Athletic, the Big Ten is discussing dropping divisions ($) all together and thinking about going to eight conference games so as to add a non-conference matchup with one of the other Alliance (ACC, Pac-12) conferences.
Dochterman was speaking with Iowa athletic director Gary Barta who mentioned the discussions that Big Ten administrators were having:
Big Ten administrators have discussed dropping to eight games beginning in 2023 so it can create matchups with teams from the Pac-12 and ACC conferences, with which the trio has a working arrangement called The Alliance.