Google Pixel 5a at $449; Microsoft, Rubrik step up ransomware fight; and Harsh Rajat unpacks Ethereum Push Notification Service

Google has announced its Pixel 5a smartphone with 5G wireless support, for $449. The latest A-series Pixel phone from Google arrives on August 26 in the US and Japan, and includes IP67 water resistance, a bigger battery than the Pixel 5, and a dual camera system. No word on availability in India yet. And in our tech conversation today, Harsh Rajat unpacks his Ethereum Push Notification Service