slivercasting
n.β Β«Perhaps more interestingβand, arguably, more importantβare the thousands of producers whose programming would never make it into prime time but who have very dedicated small audiences. Itβs a phenomenon that could be called slivercasting.Β» ββAs Internet TV Aims at Niche Audiences, the Slivercast Is Born” by Saul Hansell New York Times Mar. 12, 2006. (source: Double-Tongued Dictionary)