akion@quadra:~/Gamez/Xonotic/xonotic/data/xonotic-maps.pk3dir/maps$  set -x; for X in *.map; do time grep ^[^/] "$X" >/dev/null; done
+ set -x
+ for X in '*.map'
+ grep '^[^/]' dance.map

real    0m30.581s
user    0m30.446s
sys     0m0.032s
+ for X in '*.map'
+ grep '^[^/]' g-23.map

real    0m17.520s
user    0m17.413s
sys     0m0.000s
+ for X in '*.map'
+ grep '^[^/]' glowplant.map

real    0m52.407s
user    0m51.263s
sys     0m0.164s
+ for X in '*.map'
+ grep '^[^/]' nexballarena.map

real    0m10.341s
user    0m10.237s
sys     0m0.008s
+ for X in '*.map'
+ grep '^[^/]' red-planet.map

real    0m56.750s
user    0m56.508s
sys     0m0.072s
+ for X in '*.map'
+ grep '^[^/]' space_ctf.autosave.map

real    0m26.048s
user    0m26.014s
sys     0m0.012s
+ for X in '*.map'
+ grep '^[^/]' space_ctf.map

real    0m26.835s
user    0m26.546s
sys     0m0.024s
+ for X in '*.map'
+ grep '^[^/]' space-elevator.map

real    0m39.367s
user    0m39.246s
sys     0m0.048s
+ for X in '*.map'
+ grep '^[^/]' stormkeep.map

real    0m27.615s
user    0m27.478s
sys     0m0.056s
++ echo -ne '\033]0;akion@quadra: /home/akion/Gamez/Xonotic/xonotic/data/xonotic-maps.pk3dir/maps\007'