In short: Someone who insists that the activity level of fish doesn't ever need to be taken into account.
However I think it's a bit out of order to bring it up for the sake of it Nobody of the goat... lets not try to start arguments where there really is no call for it!
Ps that tank would have been nearer 60L I think. Still very overstocked when you consider that I hvae 2 Honey Gs, 3 Platys and 3 (soon to be 6)Pygmy Corys and people have advised me maybe not to get the 6 Neons I was planning to at Xmas. and mine's officially 60L (more like 57ish though).