I feel warm and safe.
Yo...
The point is that DOTARDS has to do something, otherwise politicians cannot say that they are taking action against the Kebab-for-hire mob. However, preventative action then taken is based on an "affordable safety" equation. Yes, we will see this again ..
This translates to vacant-eyed Chubb guards on carpark duty for 8 hours at a time, and all the antics mentioned above.
Current methods do provide a defense against the would-be nutbag who couldn't think his way through a shopping list, let alone an attack on a aircraft.
The have no effect on the results that can be achieved by a trained and determined team of attackers (no I won't use the meaningless "terrorist" word).