2:1 offers the advantage of being easier to finish off (reducing water) than 1:1. It also offers more bang for the buck as in for each delivery to a cell, the potential energy is higher and requires less hive energy to get to the capping stage.
If your bees perceive the need to collect and store honey and, if they don't currently have the space AND, if the weather is reasonable enough, they will pull wax and store syrup.
"My wife always wanted girls. Just not thousands and thousands of them......"