I don't think it's even really about flagging anyone. The objective is more likely to be good old-fashioned careerism than anything else. These guys are in the

I don't think it's even really about flagging anyone. The objective is more likely to be good old-fashioned careerism than anything else. These guys are in the business of "screening for terrorists" (apparently), so they are unlikely to want to see less terrorists in the world. That would put them out of a job. No, much better to expand the definition of terrorist, and expand surveilance so they have plenty of work to keep busy with.