Another service? http://xvedio.in.net/ xvedio.com Brent芒聙聶s rally may stall as a technical indicator showsfutures may be rising too quickly for further gains to besustainable. The 14-day relative strength index yesterday surgedabove 70 for the first time since February, signaling the marketis overbought, according to data compiled by Bloomberg. Today芒聙聶sreading is higher than 78.