Was anyone not astounded that Airbus had the clout and power to demand a memorandum from BEA prior to the Show? I was not, anyone?
Neither was I,
If experts are convinced the apparatus didn't fail, there is nothing wrong with protecting your business.
Boeing will do exactly the same when appropriate to Boeing.
If a serious flaw was detected the world would have know about it months ago.
(Like the Thales probes)