I recently had a post doc in differential topology advise against me going into the field, since it seems to me the next one c

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be dyingw in his words. Is this true? I do see *every* little activity on differential topology here on MO, and it has been the 

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hard for me to find recent references in the field.

I’m happy I do not mean to offend anyone who works in the field with this, I do love what I’ve seen of the field a lot in fact. But I am a little concerned about this. Any feedback would be appreciated, thanks!