"Share-alike" is described as
ShareAlike — If you remix, transform, or build upon the material, you
must distribute your contributions under the same license as the
And that is definitely more than just give credit by mentioning the name. It means you have to give the same license (CC-BY-SA) to every of your customers for the material ...
Your analysis would hold if the licence on the map was CC BY. For CC BY-SA, a little more is required. The licence requires that you
retain the following if it is supplied by the Licensor with the Licensed Material:
[list of notices for retention deleted];
indicate if You modified the Licensed Material and retain an indication of any previous ...
As the OpenMoji project is under the CC-BY-SA 4.0 license, you have the right to adapt the emojis by changing their color under these conditions
Your adapted emojis must be under the CC-BY-SA 4.0 license or a later version
You must give attribution to the OpenMoji project with an indication that you modified the emojis. As indicated in their documentation, ...
You want to reuse a CC BY-SA image in a video presentation. You don't say which version of CC BY-SA is applicable. v3 includes language that is explicit about your use case:
"Adaptation" means a work based upon the Work [...] and includes cinematographic adaptations
Nothing there limits the consideration of cinematographic adaptations to ...
One point that you are missing is that "trivial" things do not create a copyright of their own; nobody gets a copyright on VLOOKUP() as a whole just by using it in a YouTube video.
The rest of your examples you're pretty much correct on - some of them you can use under CC-BY SA (which as you note is a problem for code) or you have to reimplement ...