[quote=@naomimyselfandi]
("What [url=https://en.wikipedia.org/wiki/Grace_Hopper]Admiral Hopper[/url] did for computer programs, I hope to do for magic," as Aoife puts it.) 
[/quote]
In Grace's time, computers were as big as buildings. The first computer bug was a moth who'd gotten into the equipment and shorted it out. 

I'm really hoping not to see what the first "spell bug" will be.