Not at all a surprise. The surprise is that any real scientist thought it was junk in the first place — what arrogance.

Breakthrough study overturns theory of ‘junk DNA’ in genome | Science | The Guardian

Long stretches of DNA previously dismissed as "junk" are in fact crucial to the way our genome works, an international team of scientists said on Wednesday .

Breakthrough study overturns theory of ‘junk DNA’ in genome | Science | The Guardian