I worked on the exchange side(CME Group) and we used BigDecimal (and an in-house version that worked in a very similar way) quite often... Worked just fine for

I worked on the exchange side(CME Group) and we used BigDecimal (and an in-house version that worked in a very similar way) quite often... Worked just fine for us as far as I know. That being said, I agree with your sentiment that there are faster/more efficient ways to accomplish this. For something like smart contracts, I'd think they should be able to abstract this line of reasoning into an API that's consumable for those of us that aren't as familiar. Or is at least worth having the option of.