Whoops, I got something important wrong there and the edit deadline has long passed: his takeaway was that writing extensions for Google+ was hard, not for chro

Whoops, I got something important wrong there and the edit deadline has long passed: his takeaway was that writing extensions for Google+ was hard, not for chrome. His complaint was the lack of a G+-specific DOM API, and how (at the time at least) Google kept changing things that broke everything.