GLENEDEN BEACH, Ore. - It goes without saying that the Pacific Ocean is vast. So it may come as a surprise to hear the sea described as "crowded." Perhaps even too crowded to make room for the nascent industry of wave and tidal energy. Taxpayers and investors have pumped tens of millions of dollars into finding ways to turn the ocean's power into electricity. In recent weeks, high stakes negotiations to identify wave energy sites on the Oregon Coast are finally getting somewhere.