Sure it'll become cheaper, but it still would be more expensive than a gas range. A gas stove is very simple. Furthermore the use of gas heating per the study are in the coldest places - the same places that are using fossil fuels to heat anyway, even with new construction.
This is not to say that we shouldn't move towards induction and heat pumps, but doing this under the guise of safety is disingenuous. The real issue is improper cooking procedure.
If the government wants to encourage emission free heating and cooking they should simply offer rebates, which some counties are beginning to do.