you gotta give somebody a reason to live, without that they may take as many as they can with them, or explain to them that God doesn't want them to do that, but it's ok if you are fighting for the right side
Republicans want everybody to have air conditioners. Democrats want nobody to have air conditioners. And if you don't have one, they will give you one maybe depending on your connection.
I certainly wouldn't try to trade a currency etf. FX spot gbp.usd trades like water. No expense fees. For a long term (more than one year) hold probably not much difference. Spot can be very good taxwise if you are not a Christian. There is no tax on currency conversions. Only you and god know...