The chaotic, snow-filled Sundance Film Festival has long been a test of endurance for members of the film industry, but this year many said it also will be a true test of their acquisition skills. No crowd-pleasing “Little Miss Sunshine” is expected. The two films with the biggest buzz, David Wain‘s Ten Commandments satire “The Ten” and James C. Strouse‘s family drama “Grace Is Gone,” also are two of the biggest question marks. Will the star-filled cast of “Ten”–which includes Winona Ryder, Paul Rudd, Jessica Alba and Adam Brody— create a bidding war…? Gregg Goldstein and Nicole Sperling report.