What is Block, Jack Dorsey’s firm that laid off 4,000 people due to AI? | Block’s shares surged after layoffs | Inshorts InshortsBlock lays off nearly half its staff because of AI. Its CEO said most companies will do the same CNNJack Dorsey to cut 4,000 jobs due to AI advances at Square parent Block The Guardian4000 axed as boss admits AI changed game News.com.auBlock shares soar as much as 24% as company slashes workforce by nearly half CNBC