What does Yahoo want with Summly?

It has barely been available for one month, but mobile news aggregator Summly has clearly impressed Marissa Mayer. AllThingsD reported that the Yahoo CEO is doing due diligence to acquire the app created by 17-year-old London developer Nick D’Aloisio — and we understand the report is correct. The new Yahoo CEO is personally pushing for the deal, but the deal is nowhere close to being wrapped up....