Well, it's looking like the perp is a home-grown, 'right wing' nutcase, and the palpable sighs of relief at the 'Guardian' and 'Independent' are audible.
Yesterday evening, on Twitter, those who heard hoofbeats and thought 'Oh, oh! Horses!' were reminded that occasionally, there are zebras in the mix too.
As Dumbjon points out, suddenly the colour of the hair of the initial suspect seemed to be the most important thing of all. And at 'Harry's Place', suddenly, as first commenter 'DocMartyn' points out, there's no rush to ' understand the root cause' of the bomber, or demand that it's the fault of the West for not listening to his grievances and acting on them, or changing our culture.
Which is right. Of course, you cannot give in to terrorism.
So, why, when the terrorism comes from other sources, are we treated to the unedifying sight of so many people falling all over themselves to do so?
Because - as we now see - that very attitude seems to be breeding its own brand of crazy...