Most of your response is a matter of interpretation, so I'll simply say I disagree, but Derrick Bell was not a civil rights lawyer for most of his life. He was only one for the best part of his life, which lasted about a decade. Then he retreated to the very privileged world of the Ivy League to develop his class-blind notions of privilege.

https://medium.com/a-universalist-in-an-identitarian-age/how-derrick-bell-the-antisemitic-father-of-critical-race-theory-created-neoliberal-3ddb10a142f3