There are always engineering solutions to such things, but I don't think most of the decisions are made in terms of "it's possible". There is always a risk/rew

There are always engineering solutions to such things, but I don't think most of the decisions are made in terms of "it's possible". There is always a risk/reward conversation, and a lot of conservatism in systems currently processing a large number of transaction and/or $ successfully. Perceived risk may or may not be analyzed correctly, mind.