Eating raw cake batter is considered bad because of the potentially for Salmonella poisoning because Salmonella bacteria can be present in the raw cake batter.
Your risk of getting sick from eating raw cake batter is also low but it's a risk that you take when you do eat raw cake batter.
I do eat raw cake batter that is leftover when making a cake and I have never gotten sick nor has my kids gotten sick from doing so.
But you do have a chance of getting food poisoning although the risk of food poisoning is pretty low.
Eating cake batter is not as bad is it's made out to be.
However it's not recommended to eat raw cake batter because the raw cake batter may contain salmonella which can cause food poisoning.
So you do put yourself or your kids at risk when eating raw cake batter because the potential of salmonella bacteria being in the raw cake batter is there.
However I have eaten raw cake batter as a kid and for many years and even still do eat raw cake batter and have never gotten sick from it.
My kids have eaten raw cake batter too and never gotten sick.
But there is a risk of food poisoning so that's something that you have to take into account.
If you do get sick from the raw cake batter then you can usually be cured by going to the hospital or your doctor for treatment.