it is possible if you get enough time to think of every word, you just need to to find synonims so you don’t write specific letters, often needing to switch both words/speech style
(it’s very difficult though, I’ve been writing this comment for 5 to 10 minutes)
from that same bluesky account I found this, I love it
update: the bluesky user changed their username from punchingcats to kickingcats, I changed the link accordingly