Word out of Space Telescope Institute is that the Advanced Camera has taken blanks and the spare electronics are good. Low read noise and bias, and system is stablising at operational temperature.
Both cameras working.
Should have first calibration frames by now, looks good as new.
Will look for "second light" images, if/when they put them up. Science schedule should start executing soon.
More like this
Mike Steketee bucks the groupthink at The Australian with an article on why it is necessary to adapt to the coming global warming.