Nothing in particular. Just yet another example of the brain's biological self-correcting algorithms.

I felt efficient.

Language parsing engine working as intended.

I feel like a well oiled reading machine.

I did not until pointed out.

I did see the Invisible Gorilla when the teacher showed us right away somehow. That is to say, I'm long familiar with this detail of how our brains work :)

I actually try to watch for those at line wraps, but
but this one got me.

I can’t believe you’ve done this.

I can't can't believe you've done this this.

Ha! Completely missed it.

No, and it happens all the time for me. I sometimes hallucinate words inside the text and change the meaning completely.

My sources indicate that, as a natural intelligence, I can recommend feeling awesome.

There Are Two Errors in the
the Title of This Book

Missed it.

I got tripped up around "the second" and had to backtrack so either I subconciously read ahead or I noticed the fault. Either way, heck you buddy.

Fine, actually. As non native english speaker is a win win to me.

I don't really read so much as skim, skipping the filler words. So, what I read is "Did you notice second title post?"

I'm don't recommend reading this way because I miss important details frequently.