/dev/std{in,out,err} are provided by Linux, and bash does stay out of the way there. I'm not aware of anything that provides /dev/tcp/host/port, although I thin

/dev/std{in,out,err} are provided by Linux, and bash does stay out of the way there. I'm not aware of anything that provides /dev/tcp/host/port, although I think Plan 9 might have something similar. If the file happens to exist, bash will use the file rather than its own special functionality.