In Akan languages it is not difficult to conceive of how the same word can be written in different ways to convey another dimension.

Anyone who speaks an akan language will understand that each of these words below means good but with a slightly different emphasis.

papa papaaapa papapapapapa

What is the linguistic term for this concept?

I don't know if 20% is correct, but I feel it's very close to it. I also think a lot of internet arguments happen as a direct result of miscommunication. Emojis are great, but they get abused to the point that HN filters them out. Perhaps allow readers to toggle if they want to see emojis or not?