No machine with chip is tamper-proof, tweets Digvijaya on Delhi counting day

"No machine (which) has a chip is tamper proof. Also please do for a moment think, why no developed country uses EVM," Singh said in a tweet. "Would CEC and Hon Supreme Court please have a fresh look on EVM voting in India? We are the largest democracy in the world, we can't allow some unscrupulous people to hack results and steal the mandate of 1.3 billion people.