TASKS: Rounding without changing the endtime of a task, different rounding-options

TASKS: Rounding without changing the endtime of a task, different rounding-options: What about this idea: Storing task-log-times in 2 "tables": first one for the real times one logged, second one for the rounded times (if rounding is on). Advantage: There could be an option for showing the times like "show real end-times" and "show rounded end-times". First one will increase transparency. And one another option could be implemented: Adding real times or rounded times from task-logs and round only the summary of all logged times than every one. For example: If one invoices in 15-minutes-steps but one step only lasts...