I've had my best cat on this -and she thinks it might be a Safari 3.x
issue. She has tried five machines only -and all were windows (Flossy
won't use a mac -and just try getting a cat to queue for an iPhone).
Three were Safari 3.x and the root wiki world wouldn't start. The other
two machines were Safari 4 and seemed to run fine.
If anyone still runs Safari 3, Flossy would be curious(!) to hear if the
Wiki works for you (and what OS you are running)
nb: I'm able to run older, saved wiki pages on safari 3 (windows) that
i'm serving from localhost. I get the same error re parsing Scratch.js
on these pages so I conclude that isn't the problem.
On the live wiki I do see the following warning however: