Won't work as well: the market now prices in the drop in GBP after she speaks, so as soon as there's even a hint she's going to say something substantive, the m

Won't work as well: the market now prices in the drop in GBP after she speaks, so as soon as there's even a hint she's going to say something substantive, the market drops like a stone, then recovers a bit if she doesn't say anything too awful.