why "butter" sounds more like "burrer" in American English?

Today, we're diving into one of the coolest tricks for perfecting your American accent: flapping T's and D's. Ever wondered why "butter" sounds more like "budder" in American English? That's flapping in action!
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[@nezhasdiki77]

Great episode 😊

[@DONAMOTHA]

you tend to age in between your videos, that aside, great video, I've heard native speakers do it and i just ignored it, now I'll try to implement it!

[@kanzinada2793]

You are lazy and amazing person