How does leased buildings being empty or full in any way affect the financial burden on the lessees (companies mandating RTO)? If anything, those companies cou

How does leased buildings being empty or full in any way affect the financial burden on the lessees (companies mandating RTO)? If anything, those companies could sublet and/or negotiate the cost, lowering the downside, instead of doing something they know (according to the article) won't move the needle. The math doesn't add up.