People often use the OSI’s Open Source Definition when using the term “open source”. One of its criteria says “The license must allow modifications and derived works” which this license does not allow.

Ctrl-Shift-N restores closed windows

Sorry, i said it was a mersenne prime, then realized it wasnt, so edited it and deleted it. It was a mess

It’s not

That is what it means. Any detail in the waveform that is not captured by a 48kHz sample rate is due to frequencies that humans can’t hear.

cd without arguments takes you to $HOME, so it’s the same as cd ~

I should really just buy a cable for my xbox 360 controllers

If you’re talking about the official wireless xbox 360 controller, I believe the cable is only used for power, not data.

You might want to check out microMathematics Plus. I last used it a few years ago. I remember being impressed by it, but thought it was way overkill for something I’d need on my phone.

You have a typo: It should be x86_64, not x86-64