It's pretty difficult to reach any conclusions about England after an entire qualifying campaign, let alone the first game of one. The roads to the past four tournaments saw relatively trouble-free progress, only for the same obstacles to be encountered when the big time came around.
Still, winning is the thing and performances -- particularly in international football when the extenuating circumstances are there for all to see -- are secondary. Which, with Sam Allardyce as manager, is just as well.