"The sector is at a stage where the lithium-ion battery industry was around 1999, according to Madiberk, whose company also has a base in Germany. Back then, lithium-ion batteries cost over $5,000 per kilowatt hour, compared with under $200 now. Supercapacitors may similarly go from $5,000 to as low as $300, he said, without giving an exact timeline."
erdekes hogy ennek ellenere megy a de bezzeg az akksiban semmi elorelepes nem tortent mantra :)