The Australian Census has been taken since 1911. But is it still necessary in today's world of mass digital data collection?
From the discovery of gravitational waves, to the Pokémon Go phenomenon to the Census debacle, it's been a big year in science and technology.
The ATO system crash was unusual, but it was handled as well as could be expected.
If the response rate to the 2016 Census is lower than expected, it could compromise our ability to draw meaningful information from the data.
The evidence the Census servers suffered a DDoS attack is weak. A simpler explanation is that they buckled under load of Australians filling out their Census forms as asked.
Even without a DDoS attack, the 2016 Census may have failed due to the ABS making a rudimentary statistical error.
Despite assuring Australians its systems were load tested and secure, the Census site went offline at a crucial time. Could the ABS have avoided such an embarrasing failure?
Senate crossbencher Nick Xenophon will defy the requirement to provide his name when he fills out Tuesday's census.