Facing the demands of a growing population and business district, the nation's capital is reconsidering a height limit on buildings that has defined the low-slung city.
One thing all enterprise microblogging systems need is the ability limit conversations to specifically identified groups of people or permanently defined channels focused on particular interest.
Swartz's suicide has inspired a flurry of online tributes and mobilized Anonymous, the loosely defined collective of so-called "hacktivists" who oppose attempts to limit Internet freedoms.
The framers, having just experienced the horrors of the Continental currency (which had been used to finance the War of Independence) opted to limit federal monetary powers to coining money, which for legal tender purposes they defined as gold and silver.