what you suggest is probably close to the party based voting/elections/representation in Europe countries. Whenever there is a significant interest group they c

what you suggest is probably close to the party based voting/elections/representation in Europe countries. Whenever there is a significant interest group they could/would form a party, like Pirate Party https://en.wikipedia.org/wiki/Pirate_Party_(Sweden) https://en.wikipedia.org/wiki/Pirate_Party_(Sweden) or Green Party for example while the majority of people is just covered by the typical couple of the Pepsi/Coca parties.