"Paper money will disappear as transactions become digitised in another three decades," said the inventor of Casio Digital Diary, which was a rage in the 1980s, speaking about his latest innovation -- the "digital wallet" that uses the concept of "mobile money".
"If you can make your home and office paperless, why not banks, trade and your wallet? All transactions will be online in the future," Pitroda told IANS in an interview on his invention, now explained in the book: The March of Mobile Money: The Future of Lifestyle Management.
"Every mobile telephony service provider will embrace it. With declining average revenue per user, digital wallet could lure more subscribers who would pay more for the services offered," he said.
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