Like all aspects of life you get good bad and indifferent.
As crew we welcome consistency, but the reality is that's never going to happen, individual states will allways have different security agendas and will acordingly apply different regulations.
What annoys and upsets are the power hungry, who I have to say are in the small minority. But they are the ones who ruin your day and who you remember. Like in all walks of life you remember and talk about the rude and nasty, rarely do you go out of your way to praise the good.
Is there realy any need to shout loudly in public at a visiting crew that they should know by now that at Xxxx (where incidentally they have never been before) all phones have to be put in the blue trays, or whatever other rule they are having a crackdown on this week.
What happened to staff lanes? At a lot of uk airports this is mixed in with pax and in some cases the priority card holding pax have priority over crew!
Sadly the calls for common sense will go unheeded as costs are driven down and ever more stringent rule based processes are implemented.