Do it know as to #2 but as to #1, good question.  Both sides have smoke ammunition but we have not seen it being employed that often.  My guess is that smoke on the modern battlefield acts as a big flashing sign “hey look over here!”  If both sides have tac UAS and ISR a bunch of smoke anywhere is going to draw a lot of attention.  It may blind locally but once it pulls in a half dozen UAS any advantages kinda go out the window. What I am interested to see is if either side starts using smo