WHEN BIG WAS BEST
Sports car makers are in a tricky place right now. With the world warming they have an ethical (as well as legal) duty to produce cleaner and more efficient models that have to thrill. The problem is we don't want clean if it means characterless. Sports car thrust has to have a sonorous and thrilling soundtrack. It has to lift you from the daily drudge every time you flex your right foot. Imagine one of the UK's fleeting moments of fair weather, when that big match on the TV leaves roads empty. It's an ideal scenario for fun, yet your motive companion turns out to be a wheezing four-pot. Porsche's Cayman was at the eye of this enthusiast-generated storm a few years ago when its super sweet six-cylinder dropped a couple of…