The messages may be paid for by people with other overall intents, but the receptive audience for the messages is people like that recent bomb maker. And the people paying for the messages know this.
I could tell people all day long that something was being funded by Warren Buffet and nobody would give a shit. Tell them it is funded by Soros and suddenly you have raised a following crowd of prime fuckwits and I do not think it is because he is Hungarian.
edit - assembled prime fuckwits, you know who you are, there is a reason I picked Warren Buffet for comparison and once you have bothered to look it up, you are really not going to like it.