<Tom Gillespie> writes:

> If the default header closures are being evaluated before checking
> whether they have been superseded by the headers on a block then that
> is incorrect and they should not be evaluated until it is clear that
> they are the value of the header for that block and have not been
> superseded.








Good point, Tom. I’m back from vacation on Wednesday and can 
take a detailed look at this behavior then.

Matt