Meanwhile, American directors like George Clooney, James Gray, Paul Thomas Anderson are making intense, complicated films that are also a pleasure to watch.

WSJ: Lambert Wilson, Reloaded

Mr Henry's outburst came as MSPs were grilling Sir John and human resources officer Paul Gray.

BBC: MSPs 'thwarted' in rail row probe

"While TV manufacturers have bold plans and a lot of new products, consumers remain cautious, " said Paul Gray, Director of TV Electronics Research.

ENGADGET: DisplaySearch: consumers playing a 'wait and see' game with 3DTVs