[Newbie] OpenAl locate/install issue (edited, library dependencies help)

[Aravisian]

@OMEM.TOTAL

Can the build files and folders be safely deleted after a successful install from source code? Or are they still needed?

Yes.

@OMEM.TOTAL

When we click to remove an app from Software, repository or whatever it's called, are all those files really removed or do some (a lot?) of them still linger in the system?

A lot lingers. I do not use that Software Store app, at all.
You can remove using the terminal or using Synaptic to get a better cleaning.
If you use Software Store, then Bleachbit may be for you.

I highly recommend you install the Word Suggestions add-on for terminal:

Using the Terminal Emulator in Linux Distros

Looking at a standard terminal: [std-term] There is not a lot there. No hints, really. It looks like it is asking for something, but what does it want? That green text. It reminds me of a computer screen from the 1980's. Flat. Drab. The major attention is on the text and only the text. Well... the text is the most important thing... Even so, it looks intimidating. I think that in this case, especially for users migrating to Linux, appearance is very important. Looking at my terminal window…