No, please pry away...

Here's an example of each...

Mild - kneel on table in living room, oiled up, and masturbate to orgasm 3 times.

Boundary pushing - I have a new electro stim dildo, going to tie her spreadeagled, then over an hour hood her, attach clamps to her labia and nipples, plug her ass, and finally introduce her to the brand new toy...