PayPal's low fee and instant cryptocurrency payment processing system could allow retailers to process payments for users without having to deal with hours - long verification periods. (links2exchange.net)
With a blockchain, that could be reduced to less than a dollar and a 10 - minute verification period — as long as it takes for the next block of transactions to be added on. (canadianbusiness.com)
Despite the environmental and economic implications, few studies have measured the flux of carbon from restored wetlands over the time frame of a decade, let alone the 50 - to 100 - year verification period required for offset and trading programs. (eos.org)