The only way it will grow is if it's actually cheaper for the average consumer to use solar. It will most likely never be cheaper, because as soon as it it, the government adds a tax for lost revenue from standard electricity.
The same thing is happening with the electric car: Some states are now proposing a per/mile car usage tax (where a mandatory black box needs to be installed in your car to track it) to make up for the lost gas tax revenue.
The same thing is happening with the electric car: Some states are now proposing a per/mile car usage tax (where a mandatory black box needs to be installed in your car to track it) to make up for the lost gas tax revenue.