Ubuntu installation not being able to detect my Nvidia GPU

NVidia and Linux... don't get along very well. They've also been caught violating the GPL in their drivers, resulting in the kernel being hardcoded to block them in some instances. There is good reason why Valve picked an AMD APU in their handheld

Ubuntu partition at work today and finding out my Bluetooth mouse stopped working with it

Modern bluetooth controllers store the paired devices on their onboard memory, rather than only in the OS (allowing your bluetooth peripherals to work in the BIOS etc). If the two paired device lists fall out of sync, this could lead to erroneous behavior, especially since you're dual booting two completely different operating systems using completely different driver implementations to talk to your hardware

Just wanted to share why things are broken - not trying to persuade you to change your workflow. Use whatever works best for you!