> The proper conclusion may be that intellectual bubbles are a useful means of moving forward. Read the last sentence. Unless I misinterpret this grossly, the

> The proper conclusion may be that intellectual bubbles are a useful means of moving forward. Read the last sentence. Unless I misinterpret this grossly, the author is making fun of demands for "ideological diversity", i.e. lack of conservative/Republican mindshare, a la maybe Jonathan Haidt.