Just when you thought the dust had settled on the return-to-office wars, one startup founder has reignited the debate—accusing remote workers of sneaking off and doing life admin on company dime for a third of their working day. Serial founder Bridger Pennington panned his camera around an office full of people still at their desks on a Friday evening to prove his point that in-office working is more productive. “I get a lot of hate, but I’m a b…