> so if you could just clear up one final thing, are
> you saying that if I had used the "no external and
> the extended pausing", it would have solved this
> problem, or merely that I would have noticed this

With no external on normal sites (and with extended parsing on JavaScript
sites simple enough for HTT,) you would have noticed. 
On complicated JavaScript sites that HTT couldn't handle you wouldn't. Only
opening in offline mode (or disconnected) would have shown that.