Two years after Meta announced it was shuttering its Workplace enterprise business, a band of former engineers at the social media company is launching a new corporate communication platform.Slashwork, as the startup is called, on Wednesday announced that it has raised $3.5 million in funding from a variety of investors including Slack co-founder Cal Henderson and Sandberg Bernthal Venture Partners, the venture capital firm of former Meta COO Sheryl Sandberg.The London startup was co-founded by Jackson Gabb ...