Remember, for Democrats negotiation is an end, not a means.
Arafat spent many months dancing Bill Clinton around the maypole. Pulling Useful Idiots around by the nose is a favorite occupation of such thugs, and is good for lots of air travel, free food, and photo ops. Clinton found this out too late.
Nobody will care if anything positive results from Pelosi cutting the executive branch off at the knees. Or negative, for that matter. She was Talking, and of course, that's all that counts.
This is of little consequence, other than to make political points with the base. We went through a lot of this kind of crap in the 80s, too. Only then it was Ortega and his gang that the Democrats were glad-handing.