I would not be for a pop-up that always appears (like @charlie I think it would slow things down too much and be aggravating for experienced users) but would be for a few pop-ups that appear for new users, maybe for the first few observations.
I would not be for a pop-up that always appears (like @charlie I think it would slow things down too much and be aggravating for experienced users) but would be for a few pop-ups that appear for new users, maybe for the first few observations.