I run the count at one of the constituencies. We have about 42.000 people on the electoral register and we'll probably see about 75-80% turnout, so we're going to be counting about 33.000 votes with about 30-35 people on staff, 24 of them doing the actual counting. For the interest of the HN crowd, here is the technical report: You'll find that the Icelandic voting system is very low tech. The electoral registry for…
Each constituency declares the local winner and the only outside impact is the total count of MPs for each party.
I would prefer something more complex that does give some of the smaller parties some MPs but no one seems particularly keen to change things.