I think a major problem is that a large percentage of people that use 3X ETFs or the 2X ETFs don't even know what they're getting themselves into and have no clue how the products work. They end up holding these products for the long term when they're really meant to be short-term trading products, and they get screwed royally in the end (no pun intended).
The rule however may screw people that know how to use the products...
The rule however may screw people that know how to use the products...