[quote=@Memory]
<Snipped quote by Zealz>

New arrivals are less of a concern than ancient players on the board. No gain in becoming too eager. 
[/quote]

New arrivals are an indicator of change, but I agree. As for some of our longtime enemies, they are watched closely, enough where most of their movement and actions are slowed. It helps when they do not know that they have been infiltrated for a long time.