Expanding Replies in Firefox 47.0 is erratic

It’s inconsistent but across all threads. Except when it does feel like loading responses, every time it momentarily shows all responses before replacing all responses with the last response n-times.

I’m operating on the theory that it’s related to the DDoS.

(Latest production Chrome on latest production Mac OS X. On my phone right now so I can’t get exact version numbers but it does the same stuff on my phone which runs stock Android Lollipop with latest Moto X 2nd gen available updates and Chrome 51.0.2704.81. Same behavior on wifi as LTE.)