[EM] Ease of Voting

[Toplak Jurij]

> > Ballot Styles, from least to most complexity/information:
> > Pick One (plurality)
> > Approval
> > Ranked (IRV,Condorcet,Borda)
> > Rated (CR,IRNR)
> >

Where do the PR list preferential voting ballot fits in here? Here, a voter
votes for one party list and then votes for one or more candidates within
the party list (PR list pref voting). Since over 20 European democracies use
these systems they should be classified too.