It's bizarre. I removed /etc/adobe/mms.cfg and now everything works.
For some reason youtube clips show "software video rendering" and "software video decoding"
now, although they were both set as hardware just yesterday, or hardware and software respectively when the problem was occurring.
(Also I'm back on the stock nvidia 280.13-0ubuntu6 driver)
It's bizarre. I removed /etc/adobe/mms.cfg and now everything works.
For some reason youtube clips show "software video rendering" and "software video decoding"
now, although they were both set as hardware just yesterday, or hardware and software respectively when the problem was occurring.
(Also I'm back on the stock nvidia 280.13-0ubuntu6 driver)