It doesn't, that is an issue with how UNIX terminals came to be, and the whole backwards compatibility pretending that an HiDPi screen is a VT 100.
Terminals on other operating systems that grew up with a framebuffer don't have this limitation.
Or for that matter, the magic that was a Tektronix storage scope terminal (and compatibles. At school there was a vt10x that had been modified to act like a Tek 4014 by some third party).
Or for that matter, the magic that was a Tektronix storage scope terminal (and compatibles. At school there was a vt10x that had been modified to act like a Tek 4014 by some third party).