Yes. You might be talking about the 14Kb problem.
https://joeldare.com/the-14kb-problem
That post is so abbreviated as to be wrong in a few places (for instance, it's not that your "HTML" needs to be under 14kB, the packet, incl. headers needs to be). Fuller link: https://www.tunetheweb.com/blog/critical-resources-and-the-f...
It's not worth chasing except for personal curiosity and some truly extreme cases.
That post is so abbreviated as to be wrong in a few places (for instance, it's not that your "HTML" needs to be under 14kB, the packet, incl. headers needs to be). Fuller link: https://www.tunetheweb.com/blog/critical-resources-and-the-f...
It's not worth chasing except for personal curiosity and some truly extreme cases.