As an avid Duchess of Cambridge watcher, I am totally obsessed with her wardrobe. But more and more lately, I am having instances of deja vu, as Kate recycles her outfits over and over again. And I have been struck by a thought. This recycling is not just about Kate being frugal, or making that wardrobe earn its keep. This is also about everyone knowing that Kate is thrifty, everyone recognising that in this time of economic hardship, the Duchess is trying hard not to flaunt her extravagance. Kate is not the first Royal to recycle her outfits. The Queen and Princess Anne have both recycled outfits for years, the…