The gp here was referencing a weird little bit of accountant jargon that uses a corruption of roman numerals to indicate million as a product of thousands. It's

The gp here was referencing a weird little bit of accountant jargon that uses a corruption of roman numerals to indicate million as a product of thousands. It's a terrible idea, but crops up in software circles occasionally due to the number of folks stuck writing financial software. AFAIK, even accountants are slowly moving away from it for ... Obvious reasons.