Amazon Fresh offers Just Walk Out Shopping. I saw this store today in London. You can only enter if you have an Amazon app and you scan the QR code at the gate to enter. Looks like this could be the future of grocery shopping.
“From an engineering perspective, hydroelectricity and nuclear are dream players, producing electricity on demand and contributing to the secure and reliable operation of the grid.” - Alan Finkel, Australia’s chief scientist from 2016 to 2020 and chaired the 2017 national electricity market review, the 2019 national hydrogen strategy and the 2021 low-emissions technology roadmap.See https://www.smh.com.au/national/this-energy-revolution-is-hard-really-hard-but-it-s-doable-20220619-p5aut4.html?btis