In my latest duel I did not get any warning that my opponent has guessed, causing me to not have a pin down and lose the game. Very unfortunate, hopefully this issue can be fixed. It occured in this game:

https://www.geoguessr.com/duels/6acce9fbee6d8a9e898d0aba/summary (the timer shows up in round 1 but not round 7)