Long-duration archives can be used against the company in a lawsuit - whoever's suing you would love to get decades of material to look through to help make the

Long-duration archives can be used against the company in a lawsuit - whoever's suing you would love to get decades of material to look through to help make their case. As such, it's a large liability, and most companies retain those sorts of records for the minimum amount of time acceptable by law/regulation/customary expectations.