I think there are many more combinations to choose from if you go with separates. It will probably be cheaper to just upgrade the dac later than to replace a whole player. There is still innovation around dacs and reclockers. And many dace has usb inputs which makes streaming easier in the future.
If it's important with a single box then you should of course get one anyway.
If it's important with a single box then you should of course get one anyway.