Indicast #248: India's Supreme Court bans electoral bonds

India's Supreme Court vetoed a scheme that allowed folks to donate to political parties anonymously. Among the more popular vehicles was the electoral bond scheme introduced by the Bharatiya Janata Party in 2017. Whereas the BJP figured it might make the whole thing more transparent by doing away with cash donations, critics retorted that it made the process more opaque. In business, Paytm is in big trouble after the Reserve Bank of India ordered the outfit's payments bank to wind down operations in light of "persistent non-compliance" and "continued material supervisory concerns". And in science, scientists are exploring an idea to stop global warming by sending umbrellas in space to shield the sun's rays.