Seen ... and replied.
Take my tip, Mate ... and don't waste too much time on futile endeavours!
Remember that it's not (necessarily) our job to defend the kit! That is because:-
1) We are not the ones using it.
2) We did not design it.
3) We did not manufacture it.
... and 4), we (probably) were never consulted when "they" bought it in the first place!