It all boils down to whether you think user will be fine with a single operation that can be made slower or faster, or they'll want to maintain the original behavior and also have fast mode as an additional operation, so they can decide when to use which.
It all boils down to whether you think user will be fine with a single operation that can be made slower or faster, or they'll want to maintain the original behavior and also have fast mode as an additional operation, so they can decide when to use which.