► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />Commodities in the first half of the year looked to be in recovery, but since the summer that has badly reversed. Neil Hume, commodities editor, explains to James Wilson why the depreciation is so broad.<br /><br />► FT Markets: http://bit.ly/1J5HNd3<br /><br />► Lex: http://bit.ly/1I14JZF<br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes