Good lord, what a load of absolute SHITE! Agree that the bosses need to grow a spine and take charge. This kind of behaviour would be thoroughly unacceptable on any other topic and it is thoroughly unacceptable here, too.
Really interesting website, @Zeugma I've bookmarked it, thanks for sharing.
I've come to the conclusion that all the D&I stuff - in its current incarnation - needs to get in the bin. What we need is a framework to ensure that everyone is treated fairly; balance the rights of the different groups, and work within the law as it is (not how activists want it to be).