This would have been unimaginable a few years ago, but the latest annual report of Reliance Industries shows that the Mukesh Ambani company has invested Rs 300 crore in Tata Sons bonds. The unlisted holding company of the Tata group, Tata Sons raised these funds to increase its stake in Tata group companies. Looks like cash-rich Reliance Industries is also finding the Tatas a good investment option in the slowdown years. Or are Cyrus Mistry and Ambani coming closer?