Even the transport fleet will have to turn off the TCAS in wartime so best not to get used to relying on it.
By the same token they'll have to switch off their HISLs and Nav Lights, so best to not get used to them either, Tourist?
Your Lord Flashheart's dialogue no doubt goes down well with the 20 minuters, but that is rather the point isn't it? The "Safety and Airworthiness" people, whom you speak of so dismissively, seek to extend those 20 minutes to allow you to at least close with the enemy and destroy him or be destroyed. A rather more meaningful outcome than colliding with another of your own side, spontaneously exploding, suffering a UFCM, getting blown out of the sky by a Blue on Blue SAM, or any other airworthiness associated nasties on the way there. At least I would have thought so, though perhaps you don't...