I actually asked a broker that question. The brokerage house guys (economists, political scientist, futurists, etc) thought it would be good for the market. Not even phased by the trade war. More concerned about if for some reason Trump didn't finish his term. That would be the wild card.
In case this is helpful for others, I've confirmed with IB HK that their have the same asset segregation policy as IB LLC, which might provide some extra (psychological) comfort.
With the lottery up to US$1.6 Billon, I think the math now does say it is actually better to buy a ticket, even after taxes.
Let's start a Geoexpat pool and buy every possible combination, then we are a guaranteed winner. Surely we can raise the necessary US$605,150,700 easily.
Just pray that we don't have to share the pot with another winner!