Complex sentence: At first the name Tech Valley was derided as over-enthusiastic self-boosterism, SEMATECH's decision in 2002 to put its new plant at the University at Albany, SUNY began Tech Valley's rise in the public's perception.
Split into simpler sentences: At first the name Tech Valley was derided as over-enthusiastic self-boosterism. But SEMATECH's decision in 2002 to put its new plant at the University at Albany, SUNY began Tech Valley's rise in the public's perception.