Looks like ESPN will not be showing B1G game starting sometime "in 2023" year. Don't know if that means ESPN will televise 2023 bowl games, or if 2023 fall season is the final season.

https://theathletic.com/3488621/2022/08/08/big-ten-media-rights-facts/

"ESPN has pulled out of media rights negotiations with the Big Ten, a source told The Athletic, in a stunning development that will end a 40-year relationship between the network and the conference."