Call him special for even entertaining a 1.5GB XLS file as a real option for anything.
That’s totally nuts. Normalize the data and use Access if you have absolutely no other options - or use SQL Server Express if you want to be cheap about it and stay in the MSFT ecosystem.
Dude that’s not an Xbox controller, it’s a Logitech third party you’d have fights over your buddies with to not have to use.
Also, Xbox controllers are not used where people’s lives are at risk. Periscopes, drones, etc. but they’re not using them as primary controls on human manned craft.
Most people with jobs do have to open office documents frequently.