A more thorough explanation of redirections

[ELLIOTTCABLE]

The following is singularly unhelpful to a newbie:

https://explainshell.com/explain?cmd=exec+3%3C%260

I'd love to see that broken down into “ is redirected to that, is copied to the other, is the result of these copies for this particular command”, or similar!

[tdelmas]

Also, standard redirect and error redirect could be improved: https://explainshell.com/explain?cmd=ls+%3E+output.log+2%3E+error.log