MUNICH -- Sono Motors, the German startup working to serially produce a solar-charged electric car, said it has achieved a crowdfunding goal that will let the company stay in business. The sum passed its 50 million-euro ($55 million) goal Saturday, the company said. It had hoped to raise the amount by Jan. 21. German solar-car startup Sono will stay in business after crowdfunding success Would you want Tesla to co-invest in startups, like Sono or Lightyear, which are advocating solar cell vehicles? Or do you think that these are doomed? Let me know.