This has something to do with organizations being flat.
In a monolithic top-down hierarchical organization, employees are expected to conform. So attire rules reflects the culture where management and top-down decision making is common.
In a flat organization, decentralized decision making happens more often. So the culture might shift towards encouraging individual differences and more freedom in work style, including casual attire.
In a monolithic top-down hierarchical organization, employees are expected to conform. So attire rules reflects the culture where management and top-down decision making is common.
In a flat organization, decentralized decision making happens more often. So the culture might shift towards encouraging individual differences and more freedom in work style, including casual attire.