Want your road to riches to remain paved with gold? Then you'd better pave your sidewalks with granite. Beverly Hills...City Manager Roderick Wood wants to start jack-hammering the dull concrete sidewalks along Rodeo Drive, ..home to ...Prada, Gucci, Cartier and Tiffany — and replace them with glimmering Kenoran Sage granite pavers. Never mind that the city just wrapped up a $16-million, two-year streetscape makeover that included new concrete sidewalks. ...."The greatest peril in today's luxury market is for one to rely on history only to become history." ... Wood said. .. But ...a rocky reception...there is the price. The city...