Why is systemd-run needed?

Question

linux

And what does this team do?
systemd-run -t /bin/bash

Answer 1

https://www.freedesktop.org/software/systemd/man/s...

--pty, -t
When invoking the command, the transient service connects its standard input, output and error to the terminal systemd-run is invoked on, via a pseudo TTY device. This allows running programs that expect interactive user input/output as services, such as interactive command shells.