[O] How to tangle?

[Suvayu Ali]

Hi,

I was trying to tangle John's org-ref.org[1]; when I visit the file and
do `M-x org-babel-tangle RET', all I get is:

  Tangled 0 code blocks from org-ref.org

Any ideas what is wrong?

Footnotes:

[1] <https://github.com/jkitchin/jmax/blob/master/org-ref.org>

-- 
Suvayu

Open source is the future. It sets us free.