Twitter co-founder Jack Dorsey is axing more than 4,000 employees at his fintech company Block — slashing the workforce by nearly half in what he called a necessary shift toward ‘intelligence tools.’Dorsey sent a letter to shareholders saying the company, which owns Square, Cash App and Afterpay, will reduce 10,205 staff to just under 6,00. 3 Jack Dorsey’s Block, which owns Square and Cash App, is cutting 4,000 jobs, or 40% of its workforce. Bloomberg via Getty Images 3 The company said it expects to in ...