Just curious though, I have seem quite a number of posts in the past year mentioned the switch from Node to Go, is there a pattern here?Why Go in particular?
It could also just be random chance. People and communities latch onto things for all sorts of reasons.
Its the new shiny thing.
EDIT: Very much so, they were actually released to the public in 2009.
Sometimes the shiny newness is in the public eye rather than absolute terms.
But a few years ago I effectively had to start re-learning Java from scratch (I knew the language but the whole ecosystem had moved on from when I first learned it), and it certainly didn't take months to get productive.