[short12]

At my last apartment it was gigabit. And it was definitely gigabit speeds

[watermelon0]

Coax cable is limited to 10 Gbps (DOCSIS 3.1) and is shared with many houses/apartments (can easily be a few hundred modems) in a neighborhood. Theoretically only 10 people can use 1 Gbps at any one time, in practice probably even less.

[kordlessagain]

There are at least 65 million homes in the US.