Because its not reliable. Fuel stoves are extremely reliable, you just need access to the fuel and most of the time there is a level of interchangability on types of fuels. Electronics fail. Fuel stoves generally do not or if they do, repairable.
The sun is not always shining. What do you do, not cook? Yes, you can add batteries, thats increased costs and more failures. Or do you add massive solar arrays for each home? 900watts is not a trivial amount for someone living in a rural country side.
Because its not reliable. Fuel stoves are extremely reliable, you just need access to the fuel and most of the time there is a level of interchangability on types of fuels. Electronics fail. Fuel stoves generally do not or if they do, repairable.
The sun is not always shining. What do you do, not cook? Yes, you can add batteries, thats increased costs and more failures. Or do you add massive solar arrays for each home? 900watts is not a trivial amount for someone living in a rural country side.