The photovoltaic industry was hit hard this year, contracting in size as the economic crisis took hold, credit markets tightened and the once-hot Spanish market slowed to a crawl. But speakers at a recent thin-film summit in San Francisco were largely optimistic, with many saying that as the solar market rebounds thin-film technologies are poised to successfully compete against conventional, crystalline silicon-based modules and other sources of electricity. To grab more market share, however, the resonating theme from the conference was cost reduction.