I won't comment on the matter itself - I leave this to the professionals.

However, if the recording is authentic (edited or not), I am not pleased with the unprofessional conduct of some who can be heard speaking on frequency. We are all human and have our dislikes and bad days, but how can I trust flight crew to remain cool and professional when things go badly wrong if they decide to engage in playground battles on ground frequency? See also various "Nigel" type comments on the FT equivalent for professionals