Yeah 14.4 was a nice step up.
I don’t mention that old tech to most people, lest I appear as old as I am.
I think it went 2.8 to 14.4 to 28.8, to 36.3 to 56.6. 56 was so fast that not all telephone systems or ISPs could go the full speed.
Then, my neighborhood was one of the first in the country to get cable internet, around 1997 or 98. 3 or 4 mbps seemed like I’d died and gone to heaven.
7700 was the original standard of the “Facsimile” printer. Remember the spinning spool (platen)?