I've got this Tandem pump and we discussed this exact bug when I received the pump. To my understanding this isn't the same type of bug. Tandem are just saying

I've got this Tandem pump and we discussed this exact bug when I received the pump. To my understanding this isn't the same type of bug. Tandem are just saying "it can be confusing to enter fractional rates". This bug is for a different pump and is "when you enter a fraction rate it will change the rate". That is much worse