...documentation for Nullable should contain a prominent warning that nullify() will invalidate your class references.

--

...a reference type.

Destroying on nullify will invalidate *other* references to the object, which goes...

...it to render, using all the available invalidate/redraw methods, even as far as removing...

...the above), so in practice, unless you invalidate assumptions about expected maximum structure sizes made...

...is mutated in a way that would invalidate the range, or it's going to...

...a container while iterating on it may invalidate the iterator, in which case it is...

...2GB as small. Vague requirements do not invalidate the recommendation.

Laptops have 1TB harddrives as...

...resources on the dtor, wouldn't it invalidate the resource on the copy?
Also, C...

...call, though it might or might not invalidate internal pointers - that's why the spec...

...1. Make a thread safe way to invalidate all old ranges (possibly by marking them...