It would be nice if the content could be loaded remote and would have some loading state
Whilst I do appreciate there are plenty of scenarios which would benefit from a remotely loaded modal I think they're all covered by Bootstrap's underlying modal functionality. As such it's not something which really fits in with the overall goals of the Bootbox project, although I'm open to a convincing argument to the contrary :).
I believe he is talking about a thing like
Which is not supported currently so if there is a function like the below one
And if this supports showing a loader in the default bootbox while the content is loading - would be great!