Normal roof tiles are just as ugly as solar panels. They should simply make panels in all sizes so that they cover the roof properly. You probably need only a few custom size ones.
I forget who but it reminds me of electric cars with speakers to restore the engine noise. There is nothing beautiful about noise.
EVs have speakers for safety, not sonic beauty.
Have you heard of Fratzonic? If you haven't, you can't unhear it.
https://arstechnica.com/cars/2024/08/heres-what-the-electric...
I use to have a neighbor with a car that made all nearby buildings shake, 5am every morning, idling for 3-4 minutes. It always made me laugh but it never struck me as beautiful.
EVs are required to produce sound for pedestrian safety, but they are absolutely beginning to make faked IC engine sounds for aesthetic appeal. See the Ioniq 5 and Dodge Charger EV.
If it's required, then you can differentiate your product on the market, but the regulatory requirements are driving the decision to spend money on it.