Recently there was long thread about the BCA. I can now post possible answers to some of the questions, such as "Why is the BCA still raising membership prices when there is a significant amount still left in its coffers?"
A wee PnG expedition blog piece in case it is of interest - https://mpowerd.com/blogs/bright-ideas/127311939-welcome-to-the-jungle-cave-explorers-in-papua-new-guinea
