I have no sense of a timeline, but I am sure @nemo was using it. 

Good question. Siggy is probably the first person I have seen use it on SN but there could have been someone before him, as it is a popular retort on bitcoin twitter. 

grayruby

I know I used it here prior to seeing anyone use it. Then, I found out it was a common retort and knew I was home.

Definitely not me. I saw one and was hooked. I don't remember who posted it. 

siggy47

I wonder who had the first "nice try, fed" comment. Was it 

This Day on SN: August 25

I wonder who had the first "nice try, fed" comment. Was it @siggy47?

Welcome to the assumption club!Welcome to the assumption club!