Once you get with the new gods, it can feel limiting and antiquated to go back.
But you might smile and feel a little nostalgic seeing an old timer plowing data in the modern era, just be careful not to spook him with any of your new runes.
Adjust some galaxies in the early timeline and changes would appear downstream as if they were always there. For affected lifeforms, these structures (e.g. a smiley face or whathaveyou) would appear upon waking in the present morning to the data, yet when the affected search their memories, the structure would have always been there.
Unlikely configurations could be interpreted as communication from beings more advanced than typically imagined, or as cosmic engineering projects, or perhaps more likely, the shape of the universe is just different than previously imagined.
