Their presence, however brief, is particularly welcomed in some countries deprived of freedom, because of the publicity and visibility that they give to certain situations where human rights are ignored.
Sa bhreis ar fhaisnéis a mhalartú, is féidir leo a dtacaíocht do ghníomh a dhéanann grúpaí áirithe a léiriú, is féidir leo cleachtais nach bhfuil ag teacht le luachanna daonlathacha a cháineadh agus, uaireanta is féidir leo gealltanais pholaitiúla a fháil ó na Stáit lena mbaineann.