Powering your house using the sun's infinite energy is a trend that began in industrial, moved to commercial and is steadly growing in residential.
Solar panels have not hit mainstream yet because alternative sources are financially more attractive in the short term. Over the term of a decade, however, a PV system could have paid fr itself and turn into a reliable asset should the cost or availability of electricity become a severe concern.
Reseach the heck out of these systems because there will be a time when there is a VHS - Beta type battle for standardization and product support.