The blokes are in Korea, and it's action stations as 8K starts to hit the street - we've talked a Brain Scientist about why 8K and higher are good for our brains, and what our brains can do to make more from the higher res picture. Plus, outdoor Wifi, more important than you think - the Fitbit for Cows from the CSIRO, Huawei's first Aussie laptop, the Matebook X Pro, Logitech's interesting iPad accessory, the high tech coffee mug, Telstra's real steps to 5G and the minute reviews