Is every recession precursor 'bubbling to the surface'?

Now a well-chronicled global incident, on 9 March 2009 the S&P 500 index suffered the worst decline in value since the Great Depression.

Since then, the market rebounded and is now the longest running bull market on record. For several years, analysts left, right and centre have claimed US recession is right around the corner, so why has it not arrived? Is a global recession inevitable? Slowly, we see every recession precursor bubble to the surface: the inverted yield curve, dubbed the harbinger of recessions, something that has preceded every major downturn since WWII; share buy-back schemes funded by debt have resurfaced; consumer debt has reached pre-financial crisis levels; speculative activity around emerging c...