The business is owned by quite literally the tightest man on the planet. (tight as in frugal) It's not good design. It's a legacy system. It still 'does the j

The business is owned by quite literally the tightest man on the planet. (tight as in frugal) It's not good design. It's a legacy system. It still 'does the job', so upgrading it is probably seen as an unnecessary expense.