Temporary blueprints could not be saved in hotbar or blueprint book
And can not be generated and placed via remote view

or in Blueprint Sandboxes mod by somethingtohide

I guess if saving and remote view is fixed that would automaticly fix sandbox mod compat too (because it interaction is handled via remote view on separate surface iirc)

And can not be generated and placed via remote view
or in Blueprint Sandboxes mod by somethingtohide

You're right, this is a mode I hadn't actually considered. I will take care of it