text: mujhe toh lagta hai,dada, ki future mein yeh sustainable technologies and electric vehicles aur zyada important honge, toh unme invest karne ka kya bolte ho? yaad hai na aapko tesla ke share prices ki kahaani?haa, rehaan, sunna toh sun raha hu, par yeh toh bahut risky investment hai, aisa nahi hai ki woh companies successful ho bhi jaye, market mein itna competition hai! waise, aapki didi ne bhi to abhi koi investment firm join kiya hai na, kya woh aapko koi advice de sakti hai?