Things like slang and casual registers always seem to move much faster but for some reason we assume it's always going to be the next set newer than how we'd write that will result in things going off the rails or resulting in it being the only speech understood by that generation.

Lowkey though, let’s keep it 100 and check it. Back in the day Millennials got totally ragged on for sounding all extra like this n' usin all sort of txting abbreviations early on 2. Yet they can still peep oldskool English just the same - talk about insane in the membrane, for real.

fr fr, OP be cappin 2000 ain't English

"unc" can't be used as an adjective like that.