[KineticLensman]

They are good, but not as good IMHO, as these programming haikus [0]

  A file that big?
  It might be very useful.
  But now it is gone.

  You step in the stream,
  but the water has moved on.
  This page is not here.

And several others

[0] https://www.gnu.org/fun/jokes/error-haiku.html

[andreareina]

This seems to apply to the site right now[1]:

    Stay the patient course
      Of little worth is your ire
      The server is down

Wayback machine snapshot[2]. They seem to mostly (completely? I didn't check them all) be drawn from the NetPositive error haikus[3]

[1] http://www.isitdownrightnow.com/gnu.org.html

[2] http://web.archive.org/web/20180108182544/https://www.gnu.or...

[3] http://8325.org/haiku/