Art flouts convention. Convention became convention because it works.
For artists diving into a new technology, it is a triple short-cut to mastery: you get a free ride on the novelty of the medium; there are no previous masters to surpass; and after a few weeks, you are the master. Try that with the violin.
The main problem with solar on the Earth's surface is that it is so intermittent, and we don't have decent storage yet.